diff --git a/tests/runtests.pl b/tests/runtests.pl
index 68582382be..00c5427874 100755
--- a/tests/runtests.pl
+++ b/tests/runtests.pl
@@ -88,7 +88,6 @@ use serverhelp qw(
     server_exe
     );
 use pathhelp qw(
-    exe_ext
     sys_native_current_path
     );
 use processhelp qw(