diff --git a/sip/kdecore/kaccel.sip b/sip/kdecore/kaccel.sip
index 5ae4756..29861f3 100644
--- a/sip/kdecore/kaccel.sip
+++ b/sip/kdecore/kaccel.sip
@@ -35,7 +35,7 @@ public:
                          KAccel (QWidget* /TransferThis/, const char* = 0);
                          KAccel (QWidget*, QObject* /TransferThis/, const char* = 0);
     KAccelActions&       actions ();
-    bool                 isEnabled () const;
+    bool                 isEnabled ();
     void                 setEnabled (bool);
     bool                 setAutoUpdate (bool);
 
diff --git a/sip/kdecore/kaccelbase.sip b/sip/kdecore/kaccelbase.sip
index 74b5206..87bb74e 100644
--- a/sip/kdecore/kaccelbase.sip
+++ b/sip/kdecore/kaccelbase.sip
@@ -48,7 +48,7 @@ public:
                          KAccelBase (int);
     uint                 actionCount () const;
     KAccelActions&       actions ();
-    bool                 isEnabled () const;
+    bool                 isEnabled ();
     KAccelAction*        actionPtr (const QString&);
     KAccelAction*        actionPtr (const KKey&);
     KAccelAction*        actionPtr (const KKeyServer::Key&);
diff --git a/sip/kdecore/kglobalaccel.sip b/sip/kdecore/kglobalaccel.sip
index 81d2bf8..80b6d64 100644
--- a/sip/kdecore/kglobalaccel.sip
+++ b/sip/kdecore/kglobalaccel.sip
@@ -33,7 +33,7 @@ class KGlobalAccel : QObject
 
 public:
                          KGlobalAccel (QObject*, const char* = 0);
-    bool                 isEnabled () const;
+    bool                 isEnabled ();
     void                 setEnabled (bool);
     KAccelAction*        insert (const QString&, const QString&, const QString&, const KShortcut&, const KShortcut&, SIP_RXOBJ_CON, SIP_SLOT_CON (), bool = 1, bool = 1);