diff --git a/components/lazutils/lazfileutils.pas b/components/lazutils/lazfileutils.pas
index 7a7695871b..42153571cc 100644
--- a/components/lazutils/lazfileutils.pas
+++ b/components/lazutils/lazfileutils.pas
@@ -121,7 +121,7 @@ begin
   CFRelease(F2);
   {$ELSE}
     {$IFDEF CaseInsensitiveFilenames}
-    Result:=AnsiCompareText(Filename1, Filename2);
+    Result:=UTF8CompareText(Filename1, Filename2);
     {$ELSE}
     Result:=CompareStr(Filename1, Filename2);
     {$ENDIF}
@@ -144,7 +144,7 @@ begin
   CFRelease(F1);
   CFRelease(F2);
   {$ELSE}
-  Result:=AnsiCompareText(Filename1, Filename2);
+  Result:=UTF8CompareText(Filename1, Filename2);
   {$ENDIF}
 end;