diff --git a/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ApiClient.kt.mustache b/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ApiClient.kt.mustache
index 5c62b9430da..70a44277235 100644
--- a/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ApiClient.kt.mustache
+++ b/modules/openapi-generator/src/main/resources/kotlin-client/libraries/jvm-okhttp/infrastructure/ApiClient.kt.mustache
@@ -370,10 +370,10 @@ import com.squareup.moshi.adapter
             val call = client.newCall(request)
             continuation.invokeOnCancellation { call.cancel() }
             call.enqueue(object : Callback {
-                override fun onFailure(c: Call, e: IOException) {
+                override fun onFailure(call: Call, e: IOException) {
                     continuation.resumeWithException(e)
                 }
-                override fun onResponse(c: Call, response: Response) {
+                override fun onResponse(call: Call, response: Response) {
                     continuation.resume(response)
                 }
             })
diff --git a/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt b/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt
index 14989f384bb..66b6d06546f 100644
--- a/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt
+++ b/samples/client/petstore/kotlin-jvm-okhttp4-coroutines/src/main/kotlin/org/openapitools/client/infrastructure/ApiClient.kt
@@ -214,10 +214,10 @@ open class ApiClient(val baseUrl: String) {
             val call = client.newCall(request)
             continuation.invokeOnCancellation { call.cancel() }
             call.enqueue(object : Callback {
-                override fun onFailure(c: Call, e: IOException) {
+                override fun onFailure(call: Call, e: IOException) {
                     continuation.resumeWithException(e)
                 }
-                override fun onResponse(c: Call, response: Response) {
+                override fun onResponse(call: Call, response: Response) {
                     continuation.resume(response)
                 }
             })