diff --git a/hue-dimmer-blueprint.yaml b/hue-dimmer-blueprint.yaml
index eeb20cf..880f88b 100644
--- a/hue-dimmer-blueprint.yaml
+++ b/hue-dimmer-blueprint.yaml
@@ -152,7 +152,7 @@ actions:
 mode: single
 trigger_variables:
   var_switch: !input switch
-  var_button1: {{ switch + "_button_1" }}
-  var_button1: {{ switch + "_button_2" }}
-  var_button1: {{ switch + "_button_3" }}
-  var_button1: {{ switch + "_button_4" }}
\ No newline at end of file
+  var_button1: {{ var_switch + "_button_1" }}
+  var_button1: {{ var_switch + "_button_2" }}
+  var_button1: {{ var_switch + "_button_3" }}
+  var_button1: {{ var_switch + "_button_4" }}
\ No newline at end of file