diff --git a/nx/include/switch/services/applet.h b/nx/include/switch/services/applet.h
index fa52bf25..d170334b 100644
--- a/nx/include/switch/services/applet.h
+++ b/nx/include/switch/services/applet.h
@@ -1704,6 +1704,11 @@ Result appletGetHomeButtonDoubleClickEnabled(bool *out);
  */
 Result appletPerformSystemButtonPressing(AppletSystemButtonType type);
 
+/**
+ * @brief InvalidateTransitionLayer.
+ */
+Result appletInvalidateTransitionLayer(void);
+
 // State / other
 
 /**
diff --git a/nx/source/services/applet.c b/nx/source/services/applet.c
index 09913a4c..b153a4df 100644
--- a/nx/source/services/applet.c
+++ b/nx/source/services/applet.c
@@ -4791,6 +4791,10 @@ Result appletPerformSystemButtonPressing(AppletSystemButtonType type) {
     return _appletCmdInU32(&g_appletIDebugFunctions, type, 10);
 }
 
+Result appletInvalidateTransitionLayer(void) {
+    return _appletCmdNoIO(&g_appletIDebugFunctions, 20);
+}
+
 // State / other
 
 u8 appletGetOperationMode(void) {