diff --git a/Dockerfile b/Dockerfile
index ddcf935..eb7212a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ FROM mvn as builder
 
 WORKDIR /build
 ADD . .
-RUN mvn package
+RUN mvn package -DKC_HOSTNAME=${KC_HOSTNAME}
 
 
 FROM eclipse-temurin:21-jdk-alpine