diff --git a/core_option_manager.c b/core_option_manager.c
index 401df2549c..5989f14268 100644
--- a/core_option_manager.c
+++ b/core_option_manager.c
@@ -1206,7 +1206,7 @@ core_option_manager_t *core_option_manager_new(
          {
             address[0] = '\0';
             snprintf(address, sizeof(address),
-                  "%s#%s",
+                  "%s:#%s",
                   category_key, option_def->key);
          }