diff --git a/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ResponseExtensions.kt.mustache b/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ResponseExtensions.kt.mustache
index 93c69816bcce..d301ca6f23d6 100644
--- a/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ResponseExtensions.kt.mustache
+++ b/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ResponseExtensions.kt.mustache
@@ -10,6 +10,7 @@ import okhttp3.Response
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 {{#nonPublicApi}}internal {{/nonPublicApi}}val Response.isRedirect : Boolean get() = this.code{{#jvm-okhttp3}}(){{/jvm-okhttp3}} in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-gson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-gson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-gson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-gson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-jackson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-jackson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-jackson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-jackson/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-json-request-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-moshi-codegen/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-moshi-codegen/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-moshi-codegen/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-moshi-codegen/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-nonpublic/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-nonpublic/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 5b71262046ad..858d1b7339b4 100644
--- a/samples/client/petstore/kotlin-nonpublic/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-nonpublic/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ internal val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 internal val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-nullable/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-nullable/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-nullable/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-nullable/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-okhttp3/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-okhttp3/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 68209f916594..037fedbd18bd 100644
--- a/samples/client/petstore/kotlin-okhttp3/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-okhttp3/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code() in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code() in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-string/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin-threetenbp/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin-threetenbp/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin-threetenbp/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin-threetenbp/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**
diff --git a/samples/client/petstore/kotlin/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt b/samples/client/petstore/kotlin/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
index 69b562becb07..9bd2790dc144 100644
--- a/samples/client/petstore/kotlin/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
+++ b/samples/client/petstore/kotlin/src/main/kotlin/org/openapitools/client/infrastructure/ResponseExtensions.kt
@@ -10,6 +10,7 @@ val Response.isInformational : Boolean get() = this.code in 100..199
 /**
  * Provides an extension to evaluation whether the response is a 3xx code
  */
+@Suppress("EXTENSION_SHADOWED_BY_MEMBER")
 val Response.isRedirect : Boolean get() = this.code in 300..399
 
 /**