diff --git a/src/Farmer/Deploy.fs b/src/Farmer/Deploy.fs
index 491d47f27..047053bb6 100644
--- a/src/Farmer/Deploy.fs
+++ b/src/Farmer/Deploy.fs
@@ -191,7 +191,7 @@ let setSubscription (subscriptionId:Guid) =
     Az.setSubscription (subscriptionId.ToString())
 
 /// Validates that the parameters supplied meet the deployment requirements.
-let validateParameters suppliedParameters (deployment:#IDeploymentSource) =
+let validateParameters suppliedParameters (deployment:IDeploymentSource) =
     let expected = deployment.Deployment.Template.Parameters |> List.map(fun (SecureParameter p) -> p) |> Set
     let supplied = suppliedParameters |> List.map fst |> Set
     let missing = Set.toList (expected - supplied)
@@ -203,7 +203,7 @@ let validateParameters suppliedParameters (deployment:#IDeploymentSource) =
 
 let NoParameters : (string * string) list = []
 
-let private prepareForDeployment parameters resourceGroupName (deployment:#IDeploymentSource) = result {
+let private prepareForDeployment parameters resourceGroupName (deployment:IDeploymentSource) = result {
     do! deployment |> validateParameters parameters
 
     let! version = checkVersion Az.MinimumVersion
@@ -234,20 +234,20 @@ let private prepareForDeployment parameters resourceGroupName (deployment:#IDepl
 }
 
 /// Validates a deployment against a resource group. If the resource group does not exist, it will be created automatically.
-let tryValidate resourceGroupName parameters (deployment:#IDeploymentSource) = result {
+let tryValidate resourceGroupName parameters (deployment:IDeploymentSource) = result {
     let! deploymentParameters = deployment |> prepareForDeployment parameters resourceGroupName
     return! Az.validate resourceGroupName deploymentParameters.DeploymentName deploymentParameters.TemplateFilename parameters
 }
 
 /// Validates a deployment against a resource group. If the resource group does not exist, it will be created automatically.
-let tryWhatIf resourceGroupName parameters (deployment:#IDeploymentSource) = result {
+let tryWhatIf resourceGroupName parameters (deployment:IDeploymentSource) = result {
     let! deploymentParameters = deployment |> prepareForDeployment parameters resourceGroupName
     return! Az.whatIf resourceGroupName deploymentParameters.DeploymentName deploymentParameters.TemplateFilename parameters
 }
 
 /// Executes the supplied Deployment against a resource group using the Azure CLI.
 /// If successful, returns a Map of the output keys and values.
-let tryExecute resourceGroupName parameters (deployment:#IDeploymentSource) = result {
+let tryExecute resourceGroupName parameters (deployment:IDeploymentSource) = result {
     let! deploymentParameters = deployment |> prepareForDeployment parameters resourceGroupName
 
     printfn "Deploying ARM template (please be patient, this can take a while)..."
@@ -272,12 +272,12 @@ let tryExecute resourceGroupName parameters (deployment:#IDeploymentSource) = re
 
 /// Executes the supplied Deployment against a resource group using the Azure CLI.
 /// If successful, returns a Map of the output keys and values, otherwise returns any error as an exception.
-let execute resourceGroupName parameters (deployment:#IDeploymentSource) =
+let execute resourceGroupName parameters (deployment:IDeploymentSource) =
     match tryExecute resourceGroupName parameters deployment with
     | Ok output -> output
     | Error message -> failwith (Az.tryGetError message)
 
-let whatIf resourceGroupName parameters (deployment:#IDeploymentSource) =
+let whatIf resourceGroupName parameters (deployment:IDeploymentSource) =
     match tryWhatIf resourceGroupName parameters deployment with
     | Ok output -> output
     | Error message -> failwith message
\ No newline at end of file
diff --git a/src/Farmer/Writer.fs b/src/Farmer/Writer.fs
index 46d28d425..1206d1bac 100644
--- a/src/Farmer/Writer.fs
+++ b/src/Farmer/Writer.fs
@@ -50,7 +50,7 @@ let toFile folder templateName json =
     filename
 
 /// Converts the supplied ARMTemplate to JSON and then writes it out to the provided template name. The postfix ".json" will automatically be added to the filename.
-let quickWrite templateName (deployment:#IDeploymentSource) =
+let quickWrite templateName (deployment:IDeploymentSource) =
     deployment.Deployment.Template
     |> toJson
     |> toFile "." templateName
diff --git a/src/Tests/AzCli.fs b/src/Tests/AzCli.fs
index 6381cc8d1..935b6507c 100644
--- a/src/Tests/AzCli.fs
+++ b/src/Tests/AzCli.fs
@@ -5,7 +5,7 @@ open Farmer
 open System
 open TestHelpers
 
-let deployTo resourceGroupName parameters (deployment:#IDeploymentSource) =
+let deployTo resourceGroupName parameters (deployment:IDeploymentSource) =
     printfn "Creating resource group %s..." resourceGroupName
     let deployResponse = deployment.Deployment |> Deploy.tryExecute resourceGroupName parameters
     let deleteResponse = Deploy.Az.delete resourceGroupName
diff --git a/src/Tests/Helpers.fs b/src/Tests/Helpers.fs
index dfe6473be..22b3f4fbd 100644
--- a/src/Tests/Helpers.fs
+++ b/src/Tests/Helpers.fs
@@ -25,7 +25,7 @@ let getResourceAtIndex serializationSettings index (builder:#IBuilder) =
     builder.BuildResources Location.WestEurope
     |> fun r -> r.[index].JsonModel |> farmerToMs serializationSettings
 
-let findAzureResources<'T when 'T : null> (serializationSettings:Newtonsoft.Json.JsonSerializerSettings) (deployment:#IDeploymentSource) = 
+let findAzureResources<'T when 'T : null> (serializationSettings:Newtonsoft.Json.JsonSerializerSettings) (deployment:IDeploymentSource) = 
     let template = deployment.Deployment.Template |> Writer.TemplateGeneration.processTemplate
 
     template.resources
diff --git a/src/Tests/ServiceBus.fs b/src/Tests/ServiceBus.fs
index 2d4963ac3..5551d321a 100644
--- a/src/Tests/ServiceBus.fs
+++ b/src/Tests/ServiceBus.fs
@@ -18,7 +18,7 @@ let getTopicResource = getResource<Topic>
 
 let getResources (v:IBuilder) = v.BuildResources Location.WestUS
 
-let getResourceDependsOnByName (template:#IDeploymentSource) (resourceName:ResourceName) =
+let getResourceDependsOnByName (template:IDeploymentSource) (resourceName:ResourceName) =
     let json = template.Deployment.Template |> Writer.toJson
     let jobj = Newtonsoft.Json.Linq.JObject.Parse(json)
     let dependsOn = jobj.SelectToken($"resources[?(@.name=='{resourceName.Value}')].dependsOn")
diff --git a/src/Tests/Template.fs b/src/Tests/Template.fs
index 55358cc46..9b158072b 100644
--- a/src/Tests/Template.fs
+++ b/src/Tests/Template.fs
@@ -10,7 +10,7 @@ open Microsoft.Rest
 open System
 open Newtonsoft.Json.Linq
 
-let toTemplate (deployment:#IDeploymentSource) =
+let toTemplate (deployment:IDeploymentSource) =
     deployment.Deployment.Template
     |> Writer.TemplateGeneration.processTemplate