diff --git a/blockade/core.py b/blockade/core.py
index eeb55ac..6b33527 100644
--- a/blockade/core.py
+++ b/blockade/core.py
@@ -157,6 +157,8 @@ def _start_container(self, container, force=False):
             cap_add=container.cap_add)
 
         def create_container():
+            # pull image from dockerHub
+            self.docker_client.pull(container.image)
             # try to create container
             response = self.docker_client.create_container(
                 container.image,