diff --git a/Marlin/src/lcd/extui/example/example.cpp b/Marlin/src/lcd/extui/example/example.cpp
index 959d750872..0e7d71ff4d 100644
--- a/Marlin/src/lcd/extui/example/example.cpp
+++ b/Marlin/src/lcd/extui/example/example.cpp
@@ -119,6 +119,12 @@ namespace ExtUI {
   #if HAS_PID_HEATING
     void onPidTuning(const result_t rst) {
       // Called for temperature PID tuning result
+      switch (rst) {
+        case PID_BAD_EXTRUDER_NUM: break;
+        case PID_TEMP_TOO_HIGH:    break;
+        case PID_TUNING_TIMEOUT:   break;
+        case PID_DONE:             break;
+      }
     }
   #endif