diff --git a/client/core/defs.h b/client/core/defs.h
index e6f3cece..b407f626 100644
--- a/client/core/defs.h
+++ b/client/core/defs.h
@@ -37,6 +37,7 @@ namespace amnezia
         ServerCancelInstallation = 204,
         ServerUserNotInSudo = 205,
         ServerPacketManagerError = 206,
+        ServerDockerVersionError = 207,
 
         // Ssh connection errors
         SshRequestDeniedError = 300,