diff --git a/Grbl_Esp32/data/config.yaml b/Grbl_Esp32/data/config.yaml
index 16cc06ed..41215a85 100644
--- a/Grbl_Esp32/data/config.yaml
+++ b/Grbl_Esp32/data/config.yaml
@@ -38,7 +38,7 @@ axes:
 
     gang0:
       endstops:
-        dual: gpio.4:low:pu
+        dual: gpio.4:high:pd
       stepstick:
         direction: gpio:15
         step: gpio.26