diff --git a/openmp/libompd/gdb-plugin/ompdModule.c b/openmp/libompd/gdb-plugin/ompdModule.c
index df602c54aba37..7f9ba14598ce9 100644
--- a/openmp/libompd/gdb-plugin/ompdModule.c
+++ b/openmp/libompd/gdb-plugin/ompdModule.c
@@ -967,7 +967,7 @@ static PyObject *call_ompd_get_task_parallel_handle(PyObject *self,
 
   if (retVal != ompd_rc_ok) {
     _printf("An error occurred when calling ompd_get_task_parallel_handle! "
-            "Error code: %d");
+            "Error code: %d", retval);
     return Py_BuildValue("l", retVal);
   }
   return PyCapsule_New(taskParallelHandle, "ParallelHandle",