diff --git a/ChangeLog b/ChangeLog
index 9b3856c1ec..fe187f6e23 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-03-22  Jiyoun Park (Jypark)
+
+    * Ecore_x: fix alpha set function not clear sync counter
+
 2013-03-22  Cedric Bail
 
 	* Edje: Add spread width and height in TABLE part.
diff --git a/NEWS b/NEWS
index 8c8fb6cb54..571e40cce6 100644
--- a/NEWS
+++ b/NEWS
@@ -207,3 +207,4 @@ Fixes:
     * fix setting of write flags on ecore-con servers during connect
     * fix gles support to only use GL_UNPACK_ROW_LENGTH if extension exists
     * Fix magic failure in eina_value_array_count when array has not been allocated
+    * Ecore_x: fix alpha set function not clear sync counter
diff --git a/src/modules/ecore_evas/engines/x/ecore_evas_x.c b/src/modules/ecore_evas/engines/x/ecore_evas_x.c
index cc6830f7fe..534bae6ee4 100644
--- a/src/modules/ecore_evas/engines/x/ecore_evas_x.c
+++ b/src/modules/ecore_evas/engines/x/ecore_evas_x.c
@@ -2161,6 +2161,7 @@ _alpha_do(Ecore_Evas *ee, int alpha)
 
    ee->shaped = 0;
    ee->alpha = alpha;
+   _ecore_evas_x_sync_clear(ee);
    ecore_x_window_free(ee->prop.window);
    ecore_event_window_unregister(ee->prop.window);
    if (ee->alpha)
@@ -2268,6 +2269,7 @@ _ecore_evas_x_alpha_set(Ecore_Evas *ee, int alpha)
 
         ee->shaped = 0;
         ee->alpha = alpha;
+        _ecore_evas_x_sync_clear(ee);
         ecore_x_window_free(ee->prop.window);
         ecore_event_window_unregister(ee->prop.window);
         ee->prop.window = 0;