diff --git a/server/config.yaml b/server/config.yaml
index 5ce3fec..dabe621 100644
--- a/server/config.yaml
+++ b/server/config.yaml
@@ -2,7 +2,7 @@
 # This is a minimal config for testing the MVP
 
 server:
-  listen_address: ":9325"
+  listen_address: "9325"
 
 openai:
   api_key: "${OPENAI_API_KEY}"