diff --git a/docker/client.py b/docker/client.py
index f79ec7bb09..0cb19c776a 100644
--- a/docker/client.py
+++ b/docker/client.py
@@ -306,8 +306,10 @@ def exec_create(self, container, cmd, stdout=True, stderr=True, tty=False,
         return self._result(res, True)
 
     def exec_inspect(self, exec_id):
-        if utils.compare_version('1.15', self._version) < 0:
-            raise errors.InvalidVersion('Exec is not supported in API < 1.15')
+        if utils.compare_version('1.16', self._version) < 0:
+            raise errors.InvalidVersion(
+                'exec_inspect is not supported in API < 1.16'
+            )
         if isinstance(exec_id, dict):
             exec_id = exec_id.get('Id')
         res = self._get(self._url("/exec/{0}/json".format(exec_id)))