Index: Makefile.in
--- Makefile.in.orig
+++ Makefile.in
@@ -1217,7 +1217,7 @@ check-unit-tests: $(UNIT_TEST_APP)
 
 check-all: $(TEST_APP) check-unit-tests
 	for crypto in $(CHECK_CRYPTO_LIST) ; do \
-		make check-crypto-$$crypto || exit 1 ; \
+		$(MAKE) check-crypto-$$crypto || exit 1 ; \
 	done
 
 check-crypto-%: $(TEST_APP)
