diff --git a/tests/test/units/sysutils/tfileage.pp b/tests/test/units/sysutils/tfileage.pp
index 7710082ea6..23ec862424 100644
--- a/tests/test/units/sysutils/tfileage.pp
+++ b/tests/test/units/sysutils/tfileage.pp
@@ -1,18 +1,21 @@
 uses
   sysutils;
+var
+  ExecutableName: String;
 begin
-  if 3600*24*(now()-FileDateToDateTime(FileAge(paramstr(0))))>7200 then
+  ExecutableName:=ExpandFileName(paramstr(0));
+  if 3600*24*(now()-FileDateToDateTime(FileAge(ExecutableName)))>7200 then
     begin
-      writeln('FileAge returns: ',FileDateToDateTime(FileAge(paramstr(0))));
-      writeln('Compilation time and run time differ too much, SysUtils.FileAge buggy?');
+      writeln('FileAge returns: ',FileDateToDateTime(FileAge(ExecutableName)));
+      writeln('Executable file time and run time differ too much, SysUtils.FileAge buggy?');
       halt(1);
     end;
 
   { test with relative path }
-  if 3600*24*(now()-FileDateToDateTime(FileAge(ExtractRelativePath(GetCurrentDir+DirectorySeparator,paramstr(0)))))>7200 then
+  if 3600*24*(now()-FileDateToDateTime(FileAge(ExtractRelativePath(GetCurrentDir+DirectorySeparator,ExecutableName))))>7200 then
     begin
-      writeln('FileAge returns: ',FileDateToDateTime(FileAge(paramstr(0))));
-      writeln('Compilation time and run time differ too much, SysUtils.FileAge buggy?');
+      writeln('FileAge returns: ',FileDateToDateTime(FileAge(ExecutableName)));
+      writeln('Executable file time (relative path) and run time differ too much, SysUtils.FileAge buggy?');
       halt(1);
     end;
 end.