diff --git a/gst/gstqueue.h b/gst/gstqueue.h
index aab0c3b4db..e473f404ef 100644
--- a/gst/gstqueue.h
+++ b/gst/gstqueue.h
@@ -91,11 +91,12 @@ struct _GstQueue {
 
   GTimeVal *timeval;	/* the timeout for the queue locking */
   GQueue *events;	/* upstream events get decoupled here */
-  GMutex *event_lock;	/* lock when handling the events queue */
 
   GstCaps *negotiated_caps;
 
-  gpointer _gst_reserved[GST_PADDING];
+  GMutex *event_lock;	/* lock when handling the events queue */
+
+  gpointer _gst_reserved[GST_PADDING - 1];
 };
 
 struct _GstQueueClass {
diff --git a/plugins/elements/gstqueue.h b/plugins/elements/gstqueue.h
index aab0c3b4db..e473f404ef 100644
--- a/plugins/elements/gstqueue.h
+++ b/plugins/elements/gstqueue.h
@@ -91,11 +91,12 @@ struct _GstQueue {
 
   GTimeVal *timeval;	/* the timeout for the queue locking */
   GQueue *events;	/* upstream events get decoupled here */
-  GMutex *event_lock;	/* lock when handling the events queue */
 
   GstCaps *negotiated_caps;
 
-  gpointer _gst_reserved[GST_PADDING];
+  GMutex *event_lock;	/* lock when handling the events queue */
+
+  gpointer _gst_reserved[GST_PADDING - 1];
 };
 
 struct _GstQueueClass {