diff --git a/lib/ansible/modules/cloud/docker/docker.py b/lib/ansible/modules/cloud/docker/docker.py
index 492d3e951ab..ddc6ff38bcf 100644
--- a/lib/ansible/modules/cloud/docker/docker.py
+++ b/lib/ansible/modules/cloud/docker/docker.py
@@ -970,6 +970,9 @@ class DockerManager(object):
         running = self.get_running_containers()
         current = self.get_inspect_containers(running)
 
+        #Get API version
+        api_version = self.client.version()['ApiVersion']
+
         image = self.get_inspect_image()
         if image is None:
             # The image isn't present. Assume that we're about to pull a new
@@ -1038,6 +1041,10 @@ class DockerManager(object):
 
             actual_mem = container['HostConfig']['Memory']
 
+            #Use v1.18 API and earlier Memory element location
+            if docker_api_version <= 1.18:
+                actual_mem = container['Config']['Memory']
+
             if expected_mem and actual_mem != expected_mem:
                 self.reload_reasons.append('memory ({0} => {1})'.format(actual_mem, expected_mem))
                 differing.append(container)