diff --git a/Dockerfile b/Dockerfile
index 6a979cc..6c39856 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine:3.23
 
-ENV PGHOST="database.database2.svc.cluster.local"
+ENV PGHOST="database.database1.svc.cluster.local"
 ENV PGDATABASE="udi-hottis"
 ENV PGUSER="pv-energy-calculator"
 ENV PGPASSWORD="-"