diff --git a/Scripts/Rulers/HorizontalRuler.gd b/Scripts/Rulers/HorizontalRuler.gd
index 3ba9d12cc..b395bd861 100644
--- a/Scripts/Rulers/HorizontalRuler.gd
+++ b/Scripts/Rulers/HorizontalRuler.gd
@@ -58,7 +58,7 @@ func _draw() -> void:
 	first = (transform * ruler_transform * major_subdivide * minor_subdivide).affine_inverse().xform(Vector2.ZERO)
 	last = (transform * ruler_transform * major_subdivide * minor_subdivide).affine_inverse().xform(Global.main_viewport.rect_size)
 
-	for i in range(ceil(first.x), last.x):
+	for i in range(ceil(first.x), ceil(last.x)):
 		var position : Vector2 = (transform * ruler_transform * major_subdivide * minor_subdivide).xform(Vector2(i, 0))
 		if i % (major_subdivision * minor_subdivision) == 0:
 			draw_line(Vector2(position.x + RULER_WIDTH, 0), Vector2(position.x + RULER_WIDTH, RULER_WIDTH), Color.white)
diff --git a/Scripts/Rulers/VerticalRuler.gd b/Scripts/Rulers/VerticalRuler.gd
index b196c99ae..81dd2371b 100644
--- a/Scripts/Rulers/VerticalRuler.gd
+++ b/Scripts/Rulers/VerticalRuler.gd
@@ -53,7 +53,7 @@ func _draw() -> void:
 	first = (transform * ruler_transform * major_subdivide * minor_subdivide).affine_inverse().xform(Vector2.ZERO)
 	last = (transform * ruler_transform * major_subdivide * minor_subdivide).affine_inverse().xform(Global.main_viewport.rect_size)
 
-	for i in range(ceil(first.y), last.y):
+	for i in range(ceil(first.y), ceil(last.y)):
 		var position : Vector2 = (transform * ruler_transform * major_subdivide * minor_subdivide).xform(Vector2(0, i))
 		if i % (major_subdivision * minor_subdivision) == 0:
 			draw_line(Vector2(0, position.y), Vector2(RULER_WIDTH, position.y), Color.white)