diff --git a/polygon-base.yml b/polygon-base.yml
index ef3a9563..8e20ba48 100644
--- a/polygon-base.yml
+++ b/polygon-base.yml
@@ -13,7 +13,7 @@ services:
     build: &ref_0          
       args:                                                                                           
         UPSTREAM_VERSION: v0.2.8
-        context: ./polygon/heimdall
+      context: ./polygon/heimdall
       dockerfile: Dockerfile                                                                          
     volumes:                             
       - "heimdall_data:/root/.heimdalld"