diff --git a/components/lazutils/lazutils_defines.inc b/components/lazutils/lazutils_defines.inc
index dbeb2dafb8..5132b66c84 100644
--- a/components/lazutils/lazutils_defines.inc
+++ b/components/lazutils/lazutils_defines.inc
@@ -1,9 +1,9 @@
 // Add defines here. This file should be included in all LazUtils units headers
 
 
-{$undef UTF8_RTL}  // FPC 2.7.1 with codepages and default string = CP_UTF8
-{$undef ACP_RTL}   // FPC 2.7.1 with codepages and default string = CP_ACP
-{$undef NO_CP_RTL} // FPC 2.7.1 before string codepages
+{$undef UTF8_RTL}  // FPC >= 2.7.1 with codepages and default string = CP_UTF8
+{$undef ACP_RTL}   // FPC >= 2.7.1 with codepages and default string = CP_ACP
+{$undef NO_CP_RTL} // FPC < 2.7.1 before string codepages
 
 
 {$ifdef FPC_HAS_CPSTRING}