diff --git a/src/lib/ecore/ecore_thread.c b/src/lib/ecore/ecore_thread.c
index 06cd24db64..8af47af676 100644
--- a/src/lib/ecore/ecore_thread.c
+++ b/src/lib/ecore/ecore_thread.c
@@ -537,6 +537,10 @@ _ecore_thread_worker_new(void)
        result = calloc(1, sizeof(Ecore_Pthread_Worker));
        _ecore_thread_worker_count++;
      }
+   else
+     {
+        memset(result, 0,  sizeof(Ecore_Pthread_Worker));
+     }
 
    SLKI(result->cancel_mutex);
    LKI(result->mutex);