diff --git a/libkwineffects/kwinglobals.h b/libkwineffects/kwinglobals.h
index b1894e59ba..dba432432f 100644
--- a/libkwineffects/kwinglobals.h
+++ b/libkwineffects/kwinglobals.h
@@ -138,7 +138,11 @@ KWIN_EXPORT Display* display()
 inline
 KWIN_EXPORT xcb_connection_t *connection()
 {
-    return XGetXCBConnection(display());
+    static xcb_connection_t *s_con = NULL;
+    if (!s_con) {
+        s_con = XGetXCBConnection(display());
+    }
+    return s_con;
 }
 
 inline