diff --git a/code/controllers/subsystem/throwing.dm b/code/controllers/subsystem/throwing.dm
index bce7c76d0dd..8d95d3fa294 100644
--- a/code/controllers/subsystem/throwing.dm
+++ b/code/controllers/subsystem/throwing.dm
@@ -70,7 +70,7 @@ SUBSYSTEM_DEF(throwing)
 	var/atom/step
 
 	//calculate how many tiles to move, making up for any missed ticks.
-	var/tilestomove = round(min(((((world.time+world.tick_lag) - start_time) * speed) - (dist_travelled ? dist_travelled : -1)), speed*MAX_TICKS_TO_MAKE_UP) * (world.tick_lag * SSthrowing.wait))
+	var/tilestomove = Ceiling(min(((((world.time+world.tick_lag) - start_time) * speed) - (dist_travelled ? dist_travelled : -1)), speed*MAX_TICKS_TO_MAKE_UP) * (world.tick_lag * SSthrowing.wait))
 	while (tilestomove-- > 0)
 		if ((dist_travelled >= maxrange || AM.loc == target_turf) && AM.has_gravity(AM.loc))
 			finalize()