diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 6ffd386..b1d9add 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -771,7 +771,7 @@
 cleanup
 cp "$CONFIG_H" "$CONFIG_BAK"
 scripts/config.pl set MBEDTLS_RSA_NO_CRT
-CC=gcc CFLAGS='-Werror -Wall -Werror -O0' make
+make CC=gcc CFLAGS='-Werror -Wall -Werror -O0'
 
 msg "test: MBEDTLS_RSA_NO_CRT - main suites (inc. selftests) (ASan build)"
 make test