diff --git a/tests/scripts/components-configuration-crypto.sh b/tests/scripts/components-configuration-crypto.sh
index 049e817..987f06d 100644
--- a/tests/scripts/components-configuration-crypto.sh
+++ b/tests/scripts/components-configuration-crypto.sh
@@ -1887,7 +1887,7 @@
     helper_libtestdriver1_make_main "$loc_accel_list"
 
     # Make sure this was not re-enabled by accident (additive config)
-    not grep mbedtls_des* ${BUILTIN_SRC_PATH}/des.o
+    not grep mbedtls_des ${BUILTIN_SRC_PATH}/des.o
 
     # Run the tests
     # -------------