diff --git a/etc/mix/mix-test-offline.yaml b/etc/mix/mix-test-offline.yaml
index 1c9c87dc..21e52c12 100644
--- a/etc/mix/mix-test-offline.yaml
+++ b/etc/mix/mix-test-offline.yaml
@@ -117,7 +117,7 @@ media:
   expire_time: 1800
 
 redis:
-  uri: "172.31.37.71::6379"
+  uri: "172.31.37.71:6379"
   password: ""
   max_active: 0
   max_idle: 0