--- a/.docker/docker-compose.tmp-node.j2
+++ b/.docker/docker-compose.tmp-node.j2
@@ -7,7 +7,7 @@
         - "RUST_TOOLCHAIN={{ RUST_TOOLCHAIN }}"
         - "BRANCH={{ BRANCH }}"
         - "REPO_URL={{ REPO_URL }}"
-        - "NETWORK"={{ NETWORK }}"
+        - "NETWORK={{ NETWORK }}"
         - "POLKADOT_BUILD_BRANCH={{ POLKADOT_BUILD_BRANCH }}"
         - "POLKADOT_LAUNCH_BRANCH={{ POLKADOT_LAUNCH_BRANCH }}"        
         - "MAINNET_TAG={{ MAINNET_TAG }}"