diff --git a/src/meta-srv/src/gc/mock.rs b/src/meta-srv/src/gc/mock.rs
index 3fdc664495..61ec515985 100644
--- a/src/meta-srv/src/gc/mock.rs
+++ b/src/meta-srv/src/gc/mock.rs
@@ -14,7 +14,7 @@
 
 mod basic;
 mod candidate_select;
-mod con;
+mod concurrent;
 mod config;
 mod err_handle;
 mod full_list;
diff --git a/src/meta-srv/src/gc/mock/con.rs b/src/meta-srv/src/gc/mock/concurrent.rs
similarity index 100%
rename from src/meta-srv/src/gc/mock/con.rs
rename to src/meta-srv/src/gc/mock/concurrent.rs