diff --git a/cmd/clair/main.go b/cmd/clair/main.go
index bdd97dc81..58cf533bd 100644
--- a/cmd/clair/main.go
+++ b/cmd/clair/main.go
@@ -62,7 +62,6 @@ import (
 	_ "github.com/stackrox/scanner/ext/featurefmt/dpkg"
 	_ "github.com/stackrox/scanner/ext/featurefmt/rpm"
 	_ "github.com/stackrox/scanner/ext/featurens/alpinerelease"
-	_ "github.com/stackrox/scanner/ext/featurens/aptsources"
 	_ "github.com/stackrox/scanner/ext/featurens/busybox"
 	_ "github.com/stackrox/scanner/ext/featurens/lsbrelease"
 	_ "github.com/stackrox/scanner/ext/featurens/osrelease"
diff --git a/ext/featurens/aptsources/aptsources.go b/ext/featurens/aptsources/aptsources.go
deleted file mode 100644
index 55bb3ea39..000000000
--- a/ext/featurens/aptsources/aptsources.go
+++ /dev/null
@@ -1,92 +0,0 @@
-// Copyright 2017 clair authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// Package aptsources implements a featurens.Detector for apt based container
-// image layers.
-//
-// This detector is necessary to determine the precise Debian version when it
-// is an unstable version for instance.
-package aptsources
-
-import (
-	"bufio"
-	"strings"
-
-	"github.com/stackrox/scanner/database"
-	"github.com/stackrox/scanner/ext/featurens"
-	"github.com/stackrox/scanner/ext/versionfmt/dpkg"
-	"github.com/stackrox/scanner/pkg/analyzer"
-)
-
-type detector struct{}
-
-func init() {
-	featurens.RegisterDetector("apt-sources", &detector{})
-}
-
-func (d detector) Detect(files analyzer.Files, _ *featurens.DetectorOptions) *database.Namespace {
-	f, hasFile := files.Get("etc/apt/sources.list")
-	if !hasFile {
-		return nil
-	}
-
-	var OS, version string
-
-	scanner := bufio.NewScanner(strings.NewReader(string(f.Contents)))
-	for scanner.Scan() {
-		// Format: man sources.list | https://wiki.debian.org/SourcesList)
-		// deb uri distribution component1 component2 component3
-		// deb-src uri distribution component1 component2 component3
-		line := strings.Split(scanner.Text(), " ")
-		if len(line) > 3 {
-			// Only consider main component
-			isMainComponent := false
-			for _, component := range line[3:] {
-				if component == "main" {
-					isMainComponent = true
-					break
-				}
-			}
-			if !isMainComponent {
-				continue
-			}
-
-			var found bool
-			version, found = database.DebianReleasesMapping[line[2]]
-			if found {
-				OS = "debian"
-				break
-			}
-
-			line[2] = strings.Split(line[2], "/")[0]
-			version, found = database.UbuntuReleasesMapping[line[2]]
-			if found {
-				OS = "ubuntu"
-				break
-			}
-		}
-	}
-
-	if OS != "" && version != "" {
-		return &database.Namespace{
-			Name:          OS + ":" + version,
-			VersionFormat: dpkg.ParserName,
-		}
-	}
-	return nil
-}
-
-func (d detector) RequiredFilenames() []string {
-	return []string{"etc/apt/sources.list"}
-}
diff --git a/ext/featurens/aptsources/aptsources_test.go b/ext/featurens/aptsources/aptsources_test.go
deleted file mode 100644
index 94fc00f71..000000000
--- a/ext/featurens/aptsources/aptsources_test.go
+++ /dev/null
@@ -1,48 +0,0 @@
-// Copyright 2017 clair authors
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package aptsources
-
-import (
-	"testing"
-
-	"github.com/stackrox/scanner/database"
-	"github.com/stackrox/scanner/ext/featurens"
-	"github.com/stackrox/scanner/ext/versionfmt/dpkg"
-	"github.com/stackrox/scanner/pkg/analyzer"
-	"github.com/stackrox/scanner/pkg/tarutil"
-)
-
-func TestDetector(t *testing.T) {
-	testData := []featurens.TestData{
-		{
-			ExpectedNamespace: &database.Namespace{Name: "debian:unstable", VersionFormat: dpkg.ParserName},
-			Files: tarutil.CreateNewLayerFiles(map[string]analyzer.FileData{
-				"etc/os-release": {Contents: []byte(
-					`PRETTY_NAME="Debian GNU/Linux stretch/sid"
-NAME="Debian GNU/Linux"
-ID=debian
-HOME_URL="https://www.debian.org/"
-SUPPORT_URL="https://www.debian.org/support/"
-BUG_REPORT_URL="https://bugs.debian.org/"`)},
-				"etc/apt/sources.list": {Contents: []byte(`deb http://httpredir.debian.org/debian unstable main`)}}),
-		},
-		{
-			ExpectedNamespace: nil,
-			Files:             tarutil.CreateNewLayerFiles(nil),
-		},
-	}
-
-	featurens.TestDetector(t, &detector{}, testData)
-}
diff --git a/localdev/main.go b/localdev/main.go
index af50b7d70..e03a8397a 100644
--- a/localdev/main.go
+++ b/localdev/main.go
@@ -33,7 +33,6 @@ import (
 	_ "github.com/stackrox/scanner/ext/featurefmt/dpkg"
 	_ "github.com/stackrox/scanner/ext/featurefmt/rpm"
 	_ "github.com/stackrox/scanner/ext/featurens/alpinerelease"
-	_ "github.com/stackrox/scanner/ext/featurens/aptsources"
 	_ "github.com/stackrox/scanner/ext/featurens/busybox"
 	_ "github.com/stackrox/scanner/ext/featurens/lsbrelease"
 	_ "github.com/stackrox/scanner/ext/featurens/osrelease"
diff --git a/worker_test.go b/worker_test.go
index eb2d2ce85..be2103c34 100644
--- a/worker_test.go
+++ b/worker_test.go
@@ -30,7 +30,6 @@ import (
 
 	// Register the required detectors.
 	_ "github.com/stackrox/scanner/ext/featurefmt/dpkg"
-	_ "github.com/stackrox/scanner/ext/featurens/aptsources"
 	_ "github.com/stackrox/scanner/ext/featurens/osrelease"
 	_ "github.com/stackrox/scanner/ext/imagefmt/docker"
 )