diff --git a/src/kaleidoscope/key_events.cpp b/src/kaleidoscope/key_events.cpp
index f1c58159..dd02be13 100644
--- a/src/kaleidoscope/key_events.cpp
+++ b/src/kaleidoscope/key_events.cpp
@@ -82,7 +82,7 @@ void handleKeyswitchEvent(Key mappedKey, byte row, byte col, uint8_t keyState) {
     /* If a key had an on event, we update the live composite keymap. See
      * layers.h for an explanation about the different caches we have. */
     if (keyToggledOn(keyState)) {
-      if (mappedKey.raw == Key_NoKey.raw) {
+      if (mappedKey.raw == Key_NoKey.raw || keyState & EPHEMERAL) {
         Layer.updateLiveCompositeKeymap(row, col);
       } else {
         Layer.updateLiveCompositeKeymap(row, col, mappedKey);
diff --git a/src/kaleidoscope/keyswitch_state.h b/src/kaleidoscope/keyswitch_state.h
index 1c87b026..dd3a24f2 100644
--- a/src/kaleidoscope/keyswitch_state.h
+++ b/src/kaleidoscope/keyswitch_state.h
@@ -20,6 +20,7 @@
 #include <Arduino.h>
 
 #define INJECTED    B10000000
+#define EPHEMERAL   B01000000
 #define IS_PRESSED  B00000010
 #define WAS_PRESSED B00000001