diff --git a/deploy.go b/deploy.go
index fa0d351..4f5eade 100644
--- a/deploy.go
+++ b/deploy.go
@@ -106,6 +106,7 @@ func (app *App) Deploy(ctx context.Context, opt *DeployOption) error {
 		Handler:           fn.Handler,
 		KMSKeyArn:         fn.KMSKeyArn,
 		Layers:            fn.Layers,
+		LoggingConfig:     fn.LoggingConfig,
 		MemorySize:        fn.MemorySize,
 		Role:              fn.Role,
 		Runtime:           fn.Runtime,
diff --git a/diff.go b/diff.go
index f99b7d4..4ee3370 100644
--- a/diff.go
+++ b/diff.go
@@ -6,6 +6,7 @@ import (
 	"encoding/base64"
 	"fmt"
 	"io"
+	"log"
 	"strings"
 
 	"github.com/fatih/color"
@@ -57,13 +58,14 @@ func (app *App) Diff(ctx context.Context, opt *DiffOption) error {
 		latest = res.Configuration
 		code = res.Code
 		{
+			log.Println("[debug] list tags Resource", app.functionArn(ctx, name))
 			res, err := app.lambda.ListTags(ctx, &lambda.ListTagsInput{
 				// Tagging operations are permitted on Lambda functions only.
 				// Tags on aliases and versions are not supported.
 				Resource: aws.String(app.functionArn(ctx, name)),
 			})
 			if err != nil {
-				return fmt.Errorf("faled to list tags: %w", err)
+				return fmt.Errorf("failed to list tags: %w", err)
 			}
 			tags = res.Tags
 		}
diff --git a/function_test.go b/function_test.go
index 3d614d2..808eadc 100644
--- a/function_test.go
+++ b/function_test.go
@@ -60,6 +60,9 @@ func TestLoadFunction(t *testing.T) {
 		if len(arch) != 2 || arch[0] != "x86_64" || arch[1] != "arm64" {
 			t.Errorf("unexpected Architectures %v", fn.Architectures)
 		}
+		if *fn.LoggingConfig.LogGroup != "/aws/lambda/test/json" {
+			t.Errorf("unexpected LoggingConfig %v", fn.LoggingConfig)
+		}
 		if *fn.EphemeralStorage.Size != 1024 {
 			t.Errorf("unexpected EphemeralStorage %v", fn.EphemeralStorage)
 		}
diff --git a/go.mod b/go.mod
index 4f179f1..d7af4bc 100644
--- a/go.mod
+++ b/go.mod
@@ -5,11 +5,11 @@ go 1.20
 require (
 	github.com/Songmu/prompter v0.5.0
 	github.com/alecthomas/kong v0.8.0
-	github.com/aws/aws-sdk-go-v2 v1.21.0
-	github.com/aws/aws-sdk-go-v2/config v1.18.38
-	github.com/aws/aws-sdk-go-v2/service/lambda v1.37.0
-	github.com/aws/aws-sdk-go-v2/service/s3 v1.36.0
-	github.com/aws/aws-sdk-go-v2/service/sts v1.21.5
+	github.com/aws/aws-sdk-go-v2 v1.23.1
+	github.com/aws/aws-sdk-go-v2/config v1.25.6
+	github.com/aws/aws-sdk-go-v2/service/lambda v1.48.2
+	github.com/aws/aws-sdk-go-v2/service/s3 v1.45.1
+	github.com/aws/aws-sdk-go-v2/service/sts v1.25.5
 	github.com/fatih/color v1.13.0
 	github.com/fujiwara/logutils v1.1.0
 	github.com/fujiwara/ssm-lookup v0.0.1
@@ -43,22 +43,22 @@ require (
 	github.com/Azure/go-autorest/tracing v0.6.0 // indirect
 	github.com/AzureAD/microsoft-authentication-library-for-go v0.9.0 // indirect
 	github.com/BurntSushi/toml v0.3.1 // indirect
-	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.10 // indirect
-	github.com/aws/aws-sdk-go-v2/credentials v1.13.36 // indirect
-	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.11 // indirect
-	github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.11.54 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.41 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.35 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/ini v1.3.42 // indirect
-	github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.26 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.9.11 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.29 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.35 // indirect
-	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.14.3 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ssm v1.37.5 // indirect
-	github.com/aws/aws-sdk-go-v2/service/sso v1.13.6 // indirect
-	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.15.5 // indirect
-	github.com/aws/smithy-go v1.14.2 // indirect
+	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.5.1 // indirect
+	github.com/aws/aws-sdk-go-v2/credentials v1.16.5 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.14.5 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.14.4 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.2.4 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.5.4 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.7.1 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/v4a v1.2.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.2.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.10.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.16.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssm v1.43.2 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.17.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.20.2 // indirect
+	github.com/aws/smithy-go v1.17.0 // indirect
 	github.com/dimchansky/utfbom v1.1.1 // indirect
 	github.com/golang-jwt/jwt/v4 v4.5.0 // indirect
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
diff --git a/go.sum b/go.sum
index 5ff08a9..21c79ac 100644
--- a/go.sum
+++ b/go.sum
@@ -76,68 +76,48 @@ github.com/alecthomas/assert/v2 v2.1.0 h1:tbredtNcQnoSd3QBhQWI7QZ3XHOVkw1Moklp2o
 github.com/alecthomas/kong v0.8.0 h1:ryDCzutfIqJPnNn0omnrgHLbAggDQM2VWHikE1xqK7s=
 github.com/alecthomas/kong v0.8.0/go.mod h1:n1iCIO2xS46oE8ZfYCNDqdR0b0wZNrXAIAqro/2132U=
 github.com/alecthomas/repr v0.1.0 h1:ENn2e1+J3k09gyj2shc0dHr/yjaWSHRlrJ4DPMevDqE=
-github.com/aws/aws-sdk-go-v2 v1.17.5/go.mod h1:uzbQtefpm44goOPmdKyAlXSNcwlRgF3ePWVW6EtJvvw=
-github.com/aws/aws-sdk-go-v2 v1.18.1/go.mod h1:uzbQtefpm44goOPmdKyAlXSNcwlRgF3ePWVW6EtJvvw=
-github.com/aws/aws-sdk-go-v2 v1.21.0 h1:gMT0IW+03wtYJhRqTVYn0wLzwdnK9sRMcxmtfGzRdJc=
-github.com/aws/aws-sdk-go-v2 v1.21.0/go.mod h1:/RfNgGmRxI+iFOB1OeJUyxiU+9s88k3pfHvDagGEp0M=
-github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.10 h1:dK82zF6kkPeCo8J1e+tGx4JdvDIQzj7ygIoLg8WMuGs=
-github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.10/go.mod h1:VeTZetY5KRJLuD/7fkQXMU6Mw7H5m/KP2J5Iy9osMno=
-github.com/aws/aws-sdk-go-v2/config v1.18.14/go.mod h1:0pI6JQBHKwd0JnwAZS3VCapLKMO++UL2BOkWwyyzTnA=
-github.com/aws/aws-sdk-go-v2/config v1.18.38 h1:CByQCELMgm2tM1lAehx3XNg0R/pfeXsYzqn0Aq2chJQ=
-github.com/aws/aws-sdk-go-v2/config v1.18.38/go.mod h1:vNm9Hf5VgG2fSUWhT3zFrqN/RosGcabFMYgiSoxKFU8=
-github.com/aws/aws-sdk-go-v2/credentials v1.13.14/go.mod h1:85ckagDuzdIOnZRwws1eLKnymJs3ZM1QwVC1XcuNGOY=
-github.com/aws/aws-sdk-go-v2/credentials v1.13.36 h1:ps0cPswZjpsOk6sLwG6fdXTzrYjCplgPEyG3OUbbdqE=
-github.com/aws/aws-sdk-go-v2/credentials v1.13.36/go.mod h1:sY2phUzxbygoyDtTXhqi7GjGjCQ1S5a5Rj8u3ksBxCg=
-github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.12.23/go.mod h1:mOtmAg65GT1HIL/HT/PynwPbS+UG0BgCZ6vhkPqnxWo=
-github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.11 h1:uDZJF1hu0EVT/4bogChk8DyjSF6fof6uL/0Y26Ma7Fg=
-github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.13.11/go.mod h1:TEPP4tENqBGO99KwVpV9MlOX4NSrSLP8u3KRy2CDwA8=
-github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.11.54 h1:u4Cyifho7bnp6NeTCS8zAuxqzycHla4PSJvwXlU8ELI=
-github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.11.54/go.mod h1:a8gjZYNkBoxPMaA4mIoBT1M+4rOAcJUgFeaxVopMS+k=
-github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.29/go.mod h1:Dip3sIGv485+xerzVv24emnjX5Sg88utCL8fwGmCeWg=
-github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.34/go.mod h1:wZpTEecJe0Btj3IYnDx/VlUzor9wm3fJHyvLpQF0VwY=
-github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.41 h1:22dGT7PneFMx4+b3pz7lMTRyN8ZKH7M2cW4GP9yUS2g=
-github.com/aws/aws-sdk-go-v2/internal/configsources v1.1.41/go.mod h1:CrObHAuPneJBlfEJ5T3szXOUkLEThaGfvnhTf33buas=
-github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.23/go.mod h1:mr6c4cHC+S/MMkrjtSlG4QA36kOznDep+0fga5L/fGQ=
-github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.28/go.mod h1:7VRpKQQedkfIEXb4k52I7swUnZP0wohVajJMRn3vsUw=
-github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.35 h1:SijA0mgjV8E+8G45ltVHs0fvKpTj8xmZJ3VwhGKtUSI=
-github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.4.35/go.mod h1:SJC1nEVVva1g3pHAIdCp7QsRIkMmLAgoDquQ9Rr8kYw=
-github.com/aws/aws-sdk-go-v2/internal/ini v1.3.30/go.mod h1:vsbq62AOBwQ1LJ/GWKFxX8beUEYeRp/Agitrxee2/qM=
-github.com/aws/aws-sdk-go-v2/internal/ini v1.3.42 h1:GPUcE/Yq7Ur8YSUk6lVkoIMWnJNO0HT18GUzCWCgCI0=
-github.com/aws/aws-sdk-go-v2/internal/ini v1.3.42/go.mod h1:rzfdUlfA+jdgLDmPKjd3Chq9V7LVLYo1Nz++Wb91aRo=
-github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.21/go.mod h1:QtIEat7ksHH8nFItljyvMI0dGj8lipK2XZ4PhNihTEU=
-github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.26 h1:wscW+pnn3J1OYnanMnza5ZVYXLX4cKk5rAvUAl4Qu+c=
-github.com/aws/aws-sdk-go-v2/internal/v4a v1.0.26/go.mod h1:MtYiox5gvyB+OyP0Mr0Sm/yzbEAIPL9eijj/ouHAPw0=
-github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.9.11 h1:y2+VQzC6Zh2ojtV2LoC0MNwHWc6qXv/j2vrQtlftkdA=
-github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.9.11/go.mod h1:iV4q2hsqtNECrfmlXyord9u4zyuFEJX9eLgLpSPzWA8=
-github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.24/go.mod h1:QelGeWBVRh9PbbXsfXKTFlU9FjT6W2yP+dW5jMQzOkg=
-github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.29 h1:zZSLP3v3riMOP14H7b4XP0uyfREDQOYv2cqIrvTXDNQ=
-github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.1.29/go.mod h1:z7EjRjVwZ6pWcWdI2H64dKttvzaP99jRIj5hphW0M5U=
-github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.23/go.mod h1:9uPh+Hrz2Vn6oMnQYiUi/zbh3ovbnQk19YKINkQny44=
-github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.9.28/go.mod h1:jj7znCIg05jXlaGBlFMGP8+7UN3VtCkRBG2spnmRQkU=
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-github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.13.23/go.mod h1:FJhZWVWBCcgAF8jbep7pxQ1QUsjzTwa9tvEXGw2TDRo=
-github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.14.3 h1:dBL3StFxHtpBzJJ/mNEsjXVgfO+7jR0dAIEwLqMapEA=
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+github.com/aws/aws-sdk-go-v2/internal/v4a v1.2.4 h1:40Q4X5ebZruRtknEZH/bg91sT5pR853F7/1X9QRbI54=
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+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.1 h1:rpkF4n0CyFcrJUG/rNNohoTmhtWlFTRI4BsZOh9PvLs=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.10.1/go.mod h1:l9ymW25HOqymeU2m1gbUQ3rUIsTwKs8gYHXkqDQUhiI=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.2.4 h1:6DRKQc+9cChgzL5gplRGusI5dBGeiEod4m/pmGbcX48=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.2.4/go.mod h1:s8ORvrW4g4v7IvYKIAoBg17w3GQ+XuwXDXYrQ5SkzU0=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.10.4 h1:rdovz3rEu0vZKbzoMYPTehp0E8veoE9AyfzqCr5Eeao=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.10.4/go.mod h1:aYCGNjyUCUelhofxlZyj63srdxWUSsBSGg5l6MCuXuE=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.16.4 h1:o3DcfCxGDIT20pTbVKVhp3vWXOj/VvgazNJvumWeYW0=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.16.4/go.mod h1:Uy0KVOxuTK2ne+/PKQ+VvEeWmjMMksE17k/2RK/r5oM=
+github.com/aws/aws-sdk-go-v2/service/lambda v1.48.2 h1:DlxiVYyrPKWfAVaOhR3jBa4V2YBTeuhJtUk38muEXKQ=
+github.com/aws/aws-sdk-go-v2/service/lambda v1.48.2/go.mod h1:7dj5Kak6A6QOeZxUgIDUWVG5+7upeEBY1ivtFDRLxSQ=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.45.1 h1:D/QGsEd+pZNLFMA0PCU/aoYCRUWrMGtEwW5xy6OraSE=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.45.1/go.mod h1:dqJ5JBL0clzgHriH35Amx3LRFY6wNIPUX7QO/BerSBo=
+github.com/aws/aws-sdk-go-v2/service/ssm v1.43.2 h1:IZq7BDqMNK06lAuReVTGzPGFcC81yaZvjuuOnst8EEk=
+github.com/aws/aws-sdk-go-v2/service/ssm v1.43.2/go.mod h1:Iw3+XCa7ARZWsPiV3Zozf5Hb3gD7pHDLKu9Xcc4iwDM=
+github.com/aws/aws-sdk-go-v2/service/sso v1.17.4 h1:WSMiDIMaDGyIiXwruNITU0IJF0d0foXwjxpxRylamqQ=
+github.com/aws/aws-sdk-go-v2/service/sso v1.17.4/go.mod h1:oA6VjNsLll2eVuUoF2D+CMyORgNzPEW/3PyUdq6WQjI=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.20.2 h1:GsrlsvTPBNxHvE3KBCwUMnR76MTO/6qnnO1ILSUOpTA=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.20.2/go.mod h1:hHL974p5auvXlZPIjJTblXJpbkfK4klBczlsEaMCGVY=
+github.com/aws/aws-sdk-go-v2/service/sts v1.25.5 h1:jwpmP8FnZPdpmJ8hkximoPQFGCUzfIekccwkxlfVfHQ=
+github.com/aws/aws-sdk-go-v2/service/sts v1.25.5/go.mod h1:feTnm2Tk/pJxdX+eooEsxvlvTWBvDm6CasRZ+JOs2IY=
+github.com/aws/smithy-go v1.17.0 h1:wWJD7LX6PBV6etBUwO0zElG0nWN9rUhp0WdYeHSHAaI=
+github.com/aws/smithy-go v1.17.0/go.mod h1:NukqUGpCZIILqqiV0NIjeFh24kd/FAa4beRb6nbIUPE=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
@@ -220,7 +200,6 @@ github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
-github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/go-jsonnet v0.20.0 h1:WG4TTSARuV7bSm4PMB4ohjxe33IHT5WVTrJSU33uT4g=
diff --git a/init.go b/init.go
index 1be0278..74c64d3 100644
--- a/init.go
+++ b/init.go
@@ -64,7 +64,7 @@ func (app *App) Init(ctx context.Context, opt *InitOption) error {
 			Resource: aws.String(arn),
 		})
 		if err != nil {
-			return fmt.Errorf("faled to list tags: %w", err)
+			return fmt.Errorf("failed to list tags: %w", err)
 		}
 		tags = res.Tags
 	}
diff --git a/lambroll.go b/lambroll.go
index 1c8ac0a..930d5b5 100644
--- a/lambroll.go
+++ b/lambroll.go
@@ -195,7 +195,7 @@ func (app *App) AWSAccountID(ctx context.Context) string {
 	svc := sts.NewFromConfig(app.awsConfig)
 	r, err := svc.GetCallerIdentity(ctx, &sts.GetCallerIdentityInput{})
 	if err != nil {
-		log.Println("[warn] failed to get caller identity", err)
+		log.Println("[warn] failed to get caller identity.", err)
 		return ""
 	}
 	app.accountID = *r.Account
@@ -252,6 +252,7 @@ func newFunctionFrom(c *types.FunctionConfiguration, code *types.FunctionCodeLoc
 		EphemeralStorage:  c.EphemeralStorage,
 		FunctionName:      c.FunctionName,
 		Handler:           c.Handler,
+		LoggingConfig:     c.LoggingConfig,
 		MemorySize:        c.MemorySize,
 		Role:              c.Role,
 		Runtime:           c.Runtime,
@@ -313,6 +314,12 @@ func fillDefaultValues(fn *Function) {
 	if fn.MemorySize == nil {
 		fn.MemorySize = aws.Int32(128)
 	}
+	if fn.LoggingConfig == nil {
+		fn.LoggingConfig = &types.LoggingConfig{
+			LogFormat: types.LogFormatText,
+			LogGroup:  aws.String(resolveLogGroup(fn)),
+		}
+	}
 	if fn.TracingConfig == nil {
 		fn.TracingConfig = &types.TracingConfig{
 			Mode: types.TracingModePassThrough,
diff --git a/list.go b/list.go
index 7d943a6..7e502ab 100644
--- a/list.go
+++ b/list.go
@@ -31,7 +31,7 @@ func (app *App) List(ctx context.Context, opt *ListOption) error {
 				Resource: aws.String(arn),
 			})
 			if err != nil {
-				return fmt.Errorf("faled to list tags: %w", err)
+				return fmt.Errorf("failed to list tags: %w", err)
 			}
 			b, _ := marshalJSON(newFunctionFrom(&c, nil, res.Tags))
 			os.Stdout.Write(b)
diff --git a/logs.go b/logs.go
index f7e106d..b8f318e 100644
--- a/logs.go
+++ b/logs.go
@@ -23,7 +23,7 @@ func (app *App) Logs(ctx context.Context, opt *LogsOption) error {
 		return fmt.Errorf("failed to load function: %w", err)
 	}
 
-	logGroup := "/aws/lambda/" + *fn.FunctionName
+	logGroup := resolveLogGroup(fn)
 	command := []string{
 		"aws",
 		"--profile", app.profile,
diff --git a/test/function.json b/test/function.json
index 33e4c10..76e39df 100644
--- a/test/function.json
+++ b/test/function.json
@@ -22,6 +22,12 @@
         }
     ],
     "Handler": "index.js",
+    "LoggingConfig": {
+        "ApplicationLogLevel": "DEBUG",
+        "LogFormat": "JSON",
+        "LogGroup": "/aws/lambda/{{ must_env `FUNCTION_NAME` }}/json",
+        "SystemLogLevel": "INFO"
+    },
     "MemorySize": 128,
     "Role": "{{ tfstate `data.aws_iam_role.lambda.arn` }}",
     "Runtime": "nodejs12.x",
diff --git a/test/function.jsonnet b/test/function.jsonnet
index 8d27dd5..affda7b 100644
--- a/test/function.jsonnet
+++ b/test/function.jsonnet
@@ -5,13 +5,13 @@
   ],
   Description: std.extVar('Description'),
   EphemeralStorage: {
-    Size: 1024
+    Size: 1024,
   },
   Environment: {
     Variables: {
       JSON: '{{ env `JSON` | json_escape }}',
       PREFIXED_TFSTATE_1: '{{ prefix1_tfstate `data.aws_iam_role.lambda.arn` }}',
-      PREFIXED_TFSTATE_2: '{{ prefix2_tfstate `data.aws_iam_role.lambda.arn` }}'
+      PREFIXED_TFSTATE_2: '{{ prefix2_tfstate `data.aws_iam_role.lambda.arn` }}',
     },
   },
   FunctionName: '{{ must_env `FUNCTION_NAME` }}',
@@ -22,6 +22,12 @@
     },
   ],
   Handler: 'index.js',
+  LoggingConfig: {
+    ApplicationLogLevel: 'DEBUG',
+    LogFormat: 'JSON',
+    LogGroup: '/aws/lambda/{{ must_env `FUNCTION_NAME` }}/json',
+    SystemLogLevel: 'INFO',
+  },
   MemorySize: std.extVar('MemorySize'),
   Role: '{{ tfstate `data.aws_iam_role.lambda.arn` }}',
   Runtime: 'nodejs12.x',
diff --git a/utils.go b/utils.go
index cc22406..d1d466b 100644
--- a/utils.go
+++ b/utils.go
@@ -77,3 +77,10 @@ func jsonToJsonnet(src []byte, filepath string) ([]byte, error) {
 	}
 	return []byte(s), nil
 }
+
+func resolveLogGroup(fn *Function) string {
+	if fn.LoggingConfig != nil && fn.LoggingConfig.LogGroup != nil {
+		return *fn.LoggingConfig.LogGroup
+	}
+	return fmt.Sprintf("/aws/lambda/%s", *fn.FunctionName)
+}