diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index d01dc25..c88757c 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -42,8 +42,8 @@
     make clean
     find -iname '*cmake*' -not -name CMakeLists.txt -exec rm -rf {} \+
     rm -f include/Makefile include/polarssl/Makefile programs/*/Makefile
-    git update-index --no-skip-worktree {.,library,programs,tests}/Makefile
-    git checkout -- {.,library,programs,tests}/Makefile
+    git update-index --no-skip-worktree Makefile library/Makefile programs/Makefile tests/Makefile
+    git checkout -- Makefile library/Makefile programs/Makefile tests/Makefile
 }
 
 msg()