diff --git a/client.cpp b/client.cpp
index 8a9a920ed4..955bb6a963 100644
--- a/client.cpp
+++ b/client.cpp
@@ -1740,6 +1740,9 @@ void Client::getSyncCounter()
                 &attrs );
             }
         }
+
+    if( ret == Success )
+        XFree( propRet );
 #endif
 }