diff --git a/source/uCEFLinuxFunctions.pas b/source/uCEFLinuxFunctions.pas
index 60c1d3e2..cd5729ea 100644
--- a/source/uCEFLinuxFunctions.pas
+++ b/source/uCEFLinuxFunctions.pas
@@ -24,10 +24,10 @@ uses
 {$IFDEF LINUX}
 procedure GdkEventKeyToCEFKeyEvent(GdkEvent: PGdkEventKey; var aCEFKeyEvent : TCEFKeyEvent);
 function  KeyboardCodeFromXKeysym(keysym : uint32) : integer;
-{$IFDEF LINUXFMX or LCLGTK2 or (LCLGTK3 and (LCL_FULLVERSION<3000000))}
+{$IF DEFINED(LINUXFMX) or DEFINED(LCLGTK2)}
 function  GetCefStateModifiers(state : uint32) : integer;
 {$ENDIF}
-{$IFDEF LCLGTK3 and (LCL_FULLVERSION>3000000)}
+{$IF DEFINED(LCLGTK3)}
 function  GetCefStateModifiers(state : TGdkModifierType) : integer;
 {$ENDIF}
 function  GdkEventToWindowsKeyCode(Event: PGdkEventKey) : integer;
@@ -453,7 +453,7 @@ begin
   end;
 end;
 
-{$IFDEF LINUXFMX or LCLGTK2 or (LCLGTK3 and (LCL_FULLVERSION<3000000))}
+{$IF DEFINED(LINUXFMX) or DEFINED(LCLGTK2)}
 function GetCefStateModifiers(state : uint32) : integer;
 begin
   Result := EVENTFLAG_NONE;
@@ -480,7 +480,7 @@ begin
     Result := Result or EVENTFLAG_RIGHT_MOUSE_BUTTON;
 end;
 {$ENDIF}
-{$IFDEF LCLGTK3 and (LCL_FULLVERSION>3000000)}
+{$IF DEFINED(LCLGTK3)}
 function GetCefStateModifiers(state : TGdkModifierType) : integer;
 begin
   Result := EVENTFLAG_NONE;
@@ -508,8 +508,6 @@ begin
 end;
 {$ENDIF}
 
-
-
 function GdkEventToWindowsKeyCode(event: PGdkEventKey) : integer;
 var
   windows_key_code, keyval : integer;
diff --git a/update_CEF4Delphi.json b/update_CEF4Delphi.json
index 82ee3a32..1c95afeb 100644
--- a/update_CEF4Delphi.json
+++ b/update_CEF4Delphi.json
@@ -2,7 +2,7 @@
   "UpdateLazPackages" : [
     {
       "ForceNotify" : true,
-      "InternalVersion" : 596,
+      "InternalVersion" : 597,
       "Name" : "cef4delphi_lazarus.lpk",
       "Version" : "124.3.7"
     }