diff --git a/app/src/hid.c b/app/src/hid.c
index 42a2c22f..b66a910d 100644
--- a/app/src/hid.c
+++ b/app/src/hid.c
@@ -25,7 +25,7 @@ static zmk_mod_flags_t masked_modifiers = 0;
 
 #define SET_MODIFIERS(mods)                                                                        \
     {                                                                                              \
-        keyboard_report.body.modifiers = (mods | implicit_modifiers) & ~masked_modifiers;                                                     \
+        keyboard_report.body.modifiers = (mods & ~masked_modifiers) | implicit_modifiers;          \
         LOG_DBG("Modifiers set to 0x%02X", keyboard_report.body.modifiers);                        \
     }