diff --git a/kernel/userspace.c b/kernel/userspace.c
index 98f3913df96..5fcfa75048f 100644
--- a/kernel/userspace.c
+++ b/kernel/userspace.c
@@ -81,7 +81,7 @@ const char *otype_to_str(enum k_objects otype)
 	}
 #else
 	ARG_UNUSED(otype);
-	return NULL;
+	ret = NULL;
 #endif
 	return ret;
 }