diff --git a/src/Kaleidoscope/FingerPainter.cpp b/src/Kaleidoscope/FingerPainter.cpp
index 38a99e72..ef989b75 100644
--- a/src/Kaleidoscope/FingerPainter.cpp
+++ b/src/Kaleidoscope/FingerPainter.cpp
@@ -52,7 +52,7 @@ Key FingerPainter::eventHandlerHook(Key mapped_key, byte row, byte col, uint8_t
   if (!edit_mode_)
     return mapped_key;
 
-  if (!key_toggled_on(key_state))
+  if (!keyToggledOn(key_state))
     return Key_NoKey;
 
   if (row >= ROWS || col >= COLS)