diff --git a/src/bin/agent/tests/testdata/get_config.json b/src/bin/agent/tests/testdata/get_config.json
index 3c264b0354..cfac8d3eb3 100644
--- a/src/bin/agent/tests/testdata/get_config.json
+++ b/src/bin/agent/tests/testdata/get_config.json
@@ -22,7 +22,7 @@
                 }
             }
         ],
-        "http-host": "localhost",
+        "http-host": "127.0.0.1",
         "http-port": 8000
     }
 }