diff --git a/CHANGES b/CHANGES
index da2d4fd60..c8d4ed8e7 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,4 +1,6 @@
 0.10.4: (Future)
+Emulation fixes:
+ - GBA SIO: Fix MULTI mode SIOCNT bit 7 writes on secondary GBAs (fixes mgba.io/i/3110)
 Misc:
  - Vita: Add imc0 and xmc0 mount point support
 
diff --git a/src/gba/sio/lockstep.c b/src/gba/sio/lockstep.c
index 10f1d7f00..6b8de728e 100644
--- a/src/gba/sio/lockstep.c
+++ b/src/gba/sio/lockstep.c
@@ -213,8 +213,6 @@ static uint16_t GBASIOLockstepNodeMultiWriteRegister(struct GBASIODriver* driver
 					mTimingDeschedule(&driver->p->p->timing, &node->event);
 				}
 				mTimingSchedule(&driver->p->p->timing, &node->event, 0);
-			} else {
-				value &= ~0x0080;
 			}
 		}
 		value &= 0xFF83;