diff --git a/tetris/modes/marathon_a2.lua b/tetris/modes/marathon_a2.lua
index 0bf2892..5b9a30b 100644
--- a/tetris/modes/marathon_a2.lua
+++ b/tetris/modes/marathon_a2.lua
@@ -248,7 +248,7 @@ local grade_conversion = {
 }
 
 function MarathonA2Game:updateGrade(cleared_lines)
-	if self.clear or cleared_lines == 0 then return end
+	if self.clear or cleared_lines == 0 then return
 	else
 		self.grade_points = self.grade_points + (
 			math.ceil(
diff --git a/tetris/modes/marathon_a3.lua b/tetris/modes/marathon_a3.lua
index 5ecb132..e1dd85c 100644
--- a/tetris/modes/marathon_a3.lua
+++ b/tetris/modes/marathon_a3.lua
@@ -322,7 +322,7 @@ local grade_conversion = {
 }
 
 function MarathonA3Game:updateGrade(cleared_lines)
-	if cleared_lines == 0 then return end
+	if cleared_lines == 0 then return
 	else
 		if self.clear then
 			if self:qualifiesForMRoll() then