diff --git a/src/objects/shrink.c b/src/objects/shrink.c
index b1ce1c908..d289dcf6c 100644
--- a/src/objects/shrink.c
+++ b/src/objects/shrink.c
@@ -571,7 +571,7 @@ boolean Obj_ShrinkLaserCollide(mobj_t *gun, mobj_t *victim)
 		}
 
 		UINT8 oldGrow = max(victim->player->growshrinktimer, 0);
-		fixed_t easePercent = min(oldGrow * 6*TICRATE / FRACUNIT, FRACUNIT);
+		fixed_t easePercent = min(oldGrow * FRACUNIT / 6*TICRATE, FRACUNIT);
 		victim->player->growshrinktimer += Easing_OutSine(easePercent, 6*TICRATE, 2*TICRATE);
 
 		S_StartSound(victim, sfx_kc5a);