diff --git a/DD.Persistence.App/appsettings.Tests.json b/DD.Persistence.App/appsettings.Tests.json
index e8d3cc4..2c890bb 100644
--- a/DD.Persistence.App/appsettings.Tests.json
+++ b/DD.Persistence.App/appsettings.Tests.json
@@ -1,6 +1,6 @@
 {
   "DbConnection": {
-    "Host": "localhost",
+    "Host": "postgres",
     "Port": 5432,
     "Database": "persistence",
     "Username": "postgres",