diff --git a/compose/service.py b/compose/service.py
index 5980310b3..471f9e199 100644
--- a/compose/service.py
+++ b/compose/service.py
@@ -1845,6 +1845,7 @@ class _CLIBuilder:
         command_builder.add_flag("--force-rm", forcerm)
         command_builder.add_params("--label", labels)
         command_builder.add_arg("--memory", container_limits.get("memory"))
+        command_builder.add_arg("--network", network_mode)
         command_builder.add_flag("--no-cache", nocache)
         command_builder.add_arg("--progress", self._progress)
         command_builder.add_flag("--pull", pull)