diff --git a/.drone/build.sh b/.drone/build.sh
index b9d1620..40b72ba 100644
--- a/.drone/build.sh
+++ b/.drone/build.sh
@@ -1,2 +1,3 @@
---build-arg REGISTRY=${REGISTRY_DOMAIN}:${REGISTRY_PORT}/ \
-  && docker build ghost -t ${REGISTRY_DOMAIN}:${REGISTRY_PORT}/ghost
+docker build ghost -t ${REGISTRY_DOMAIN}:${REGISTRY_PORT}/ghost \
+  --build-arg REGISTRY=${REGISTRY_DOMAIN}:${REGISTRY_PORT}/
+