diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index ef7ed06..7e09f18 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -331,10 +331,12 @@
               -iname CMakeCache.txt -o \
               -path './cmake/*.cmake' \) -exec rm -f {} \+
     # Remove Makefiles generated by in-tree CMake builds
-    rm -f 3rdparty/Makefile 3rdparty/*/Makefile pkgconfig/Makefile framework/Makefile
+    rm -f pkgconfig/Makefile framework/Makefile
     rm -f include/Makefile programs/!(fuzz)/Makefile
     rm -f tf-psa-crypto/Makefile tf-psa-crypto/include/Makefile
     rm -f tf-psa-crypto/core/Makefile tf-psa-crypto/drivers/Makefile
+    rm -f tf-psa-crypto/drivers/everest/Makefile
+    rm -f tf-psa-crypto/drivers/p256-m/Makefile
     rm -f tf-psa-crypto/drivers/builtin/Makefile
     rm -f tf-psa-crypto/drivers/builtin/src/Makefile