diff --git a/projects/hip/include/hip/hip_runtime_api.h b/projects/hip/include/hip/hip_runtime_api.h
index 86bef4c273..6836fa5358 100644
--- a/projects/hip/include/hip/hip_runtime_api.h
+++ b/projects/hip/include/hip/hip_runtime_api.h
@@ -6351,7 +6351,7 @@ hipError_t hipUserObjectCreate(hipUserObject_t* object_out, void* ptr, hipHostFn
  * @warning : This API is marked as beta, meaning, while this is feature complete,
  * it is still open to changes and may have outstanding issues.
  */
-hipError_t hipUserObjectRelease(hipUserObject_t object, unsigned int count);
+hipError_t hipUserObjectRelease(hipUserObject_t object, unsigned int count __dparm(1));
 
 /**
  * @brief Retain number of references to resource.
@@ -6362,7 +6362,7 @@ hipError_t hipUserObjectRelease(hipUserObject_t object, unsigned int count);
  * @warning : This API is marked as beta, meaning, while this is feature complete,
  * it is still open to changes and may have outstanding issues.
  */
-hipError_t hipUserObjectRetain(hipUserObject_t object, unsigned int count);
+hipError_t hipUserObjectRetain(hipUserObject_t object, unsigned int count __dparm(1));
 
 /**
  * @brief Retain user object for graphs.
@@ -6375,7 +6375,7 @@ hipError_t hipUserObjectRetain(hipUserObject_t object, unsigned int count);
  * @warning : This API is marked as beta, meaning, while this is feature complete,
  * it is still open to changes and may have outstanding issues.
  */
-hipError_t hipGraphRetainUserObject(hipGraph_t graph, hipUserObject_t object, unsigned int count, unsigned int flags);
+hipError_t hipGraphRetainUserObject(hipGraph_t graph, hipUserObject_t object, unsigned int count __dparm(1), unsigned int flags __dparm(0));
 
 /**
  * @brief Release user object from graphs.