diff --git a/clients/modernsystem/modernsys.cpp b/clients/modernsystem/modernsys.cpp
index 3149c1ab7a..6f3ba073d6 100644
--- a/clients/modernsystem/modernsys.cpp
+++ b/clients/modernsystem/modernsys.cpp
@@ -207,7 +207,7 @@ static bool read_config()
     }
 
     conf->setGroup("Style");
-    if (conf->readBoolEntry("CustomButtonOrder", false)) {
+    if (conf->readBoolEntry("CustomButtonPositions", false)) {
         bp = "2" + conf->readEntry("ButtonsOnLeft", "X") + "3t3"
                 + conf->readEntry("ButtonsOnRight", "HSIA") + "2";
     }