diff --git a/keyboards/gmmk/pro/config.h b/keyboards/gmmk/pro/config.h
index 64062becea..1bb8d6eef7 100644
--- a/keyboards/gmmk/pro/config.h
+++ b/keyboards/gmmk/pro/config.h
@@ -63,3 +63,11 @@
 #define DRIVER_2_LED_TOTAL 32
 #define DRIVER_LED_TOTAL (DRIVER_1_LED_TOTAL + DRIVER_2_LED_TOTAL)
 
+/* 1000Hz USB polling - it's the default on stock firmware */
+#define USB_POLLING_INTERVAL_MS 1
+
+/* Send up to 4 key press events per scan */
+#define QMK_KEYS_PER_SCAN 4
+
+/* Set debounce time to 5ms */
+#define DEBOUNCE 5