diff --git a/control/gen-fan-zone-defs.py b/control/gen-fan-zone-defs.py
index a6c34b6..f422522 100755
--- a/control/gen-fan-zone-defs.py
+++ b/control/gen-fan-zone-defs.py
@@ -148,6 +148,7 @@
             e += "},\n"
     e += "},\n"
 
+    e += "{Group{},\n"
     e += "std::vector<Action>{\n"
     for a in event['action']:
         if len(a['parameters']) != 0:
@@ -160,7 +161,7 @@
             else:
                 e += p + ")\n"
         e += "),\n"
-    e += "},\n"
+    e += "}},\n"
 
     e += "std::vector<Trigger>{\n"
     if ('timer' in event['triggers']) and \