diff --git a/Scripts/Canvas.gd b/Scripts/Canvas.gd
index ad6f6a251..ceaa3fc5b 100644
--- a/Scripts/Canvas.gd
+++ b/Scripts/Canvas.gd
@@ -869,10 +869,11 @@ func plot_circle(sprite : Image, xm : int, ym : int, r : int, color : Color, fil
 					draw_pixel_blended(sprite, draw_pos, color)
 
 func draw_pixel_blended(sprite : Image, pos : Vector2, color : Color) -> void:
-	if point_in_rectangle(pos, Vector2(west_limit - 1, north_limit - 1), Vector2(east_limit, south_limit)):
+	if point_in_rectangle(pos, Vector2(west_limit - 1, north_limit - 1), Vector2(east_limit, south_limit)) && !(pos in mouse_press_pixels):
 		if color.a > 0 && color.a < 1:
 			# Blend alpha
 			color.a = color.a + sprite.get_pixelv(pos).a * (1 - color.a)
+		mouse_press_pixels.append(pos)
 		sprite.set_pixelv(pos, color)
 
 # Checks if a point is inside a rectangle
diff --git a/Scripts/Palette/PaletteContainer.gd b/Scripts/Palette/PaletteContainer.gd
index 533adec2e..c543049af 100644
--- a/Scripts/Palette/PaletteContainer.gd
+++ b/Scripts/Palette/PaletteContainer.gd
@@ -191,4 +191,3 @@ func get_palette_files(path : String) -> Array:
 func save_palette(palette_name : String, filename : String) -> void:
 	var palette = Global.palettes[palette_name]
 	palette.save_to_file(palettes_path.plus_file(filename))
-