diff --git a/schema/compose-spec.json b/schema/compose-spec.json
index fc50f193..f95a7b9d 100644
--- a/schema/compose-spec.json
+++ b/schema/compose-spec.json
@@ -500,7 +500,7 @@
             "properties": {
               "ignore": {"type": "array", "items": {"type": "string"}},
               "path": {"type": "string"},
-              "action": {"type": "string", "enum": ["rebuild", "sync", "sync+restart", "sync+exec"]},
+              "action": {"type": "string", "enum": ["rebuild", "sync", "restart", "sync+restart", "sync+exec"]},
               "target": {"type": "string"},
               "exec": {"$ref": "#/definitions/service_hook"}
             },
diff --git a/types/develop.go b/types/develop.go
index b904d685..8f7c8fa5 100644
--- a/types/develop.go
+++ b/types/develop.go
@@ -27,6 +27,7 @@ type WatchAction string
 const (
 	WatchActionSync        WatchAction = "sync"
 	WatchActionRebuild     WatchAction = "rebuild"
+	WatchActionRestart     WatchAction = "restart"
 	WatchActionSyncRestart WatchAction = "sync+restart"
 	WatchActionSyncExec    WatchAction = "sync+exec"
 )