diff --git a/tests/scripts/image.lua b/tests/scripts/image.lua
index 846ca92f7..0fa000982 100644
--- a/tests/scripts/image.lua
+++ b/tests/scripts/image.lua
@@ -192,9 +192,9 @@ do
   assert(img.height == tilemapImg.height * tilemapImg.height)
   for y=0,img.height-1 do
     for x=0,img.width-1 do
-      local tmx = x // tileSize.w;
-      local tmy = y // tileSize.h;
-      local tileImg = tileset:getTile(tilemapImg:getPixel(tmx, tmy));
+      local tmx = x // tileSize.w
+      local tmy = y // tileSize.h
+      local tileImg = tileset:getTile(tilemapImg:getPixel(tmx, tmy))
       -- Compare each pixel of the saved image with each pixel of the
       -- corresponding tile of the original sprite's tilemap.
       assert(img:getPixel(x, y) == tileImg:getPixel(x % tileSize.w, y % tileSize.h))
diff --git a/tests/scripts/import_sprite_sheet_command.lua b/tests/scripts/import_sprite_sheet_command.lua
index 741d3d5fe..d12864692 100644
--- a/tests/scripts/import_sprite_sheet_command.lua
+++ b/tests/scripts/import_sprite_sheet_command.lua
@@ -32,7 +32,7 @@ do
                4, 3, 2, 1,
                3, 2, 1, 0 })
 
-  app.undo();
+  app.undo()
   app.command.ImportSpriteSheet{
     ui=false,
     type=SpriteSheetType.ROWS,
@@ -57,7 +57,7 @@ do
                2, 1 })
 
 
-  app.undo();
+  app.undo()
   app.command.ImportSpriteSheet{
     ui=false,
     type=SpriteSheetType.ROWS,
diff --git a/tests/scripts/palette.lua b/tests/scripts/palette.lua
index 6a22abfc1..75a42a760 100644
--- a/tests/scripts/palette.lua
+++ b/tests/scripts/palette.lua
@@ -74,7 +74,7 @@ do
   -- Default sprite palette is completely black
   -- TODO should we use the app.defaultPalette as the default palette?
   local spr = Sprite(32, 32, ColorMode.INDEXED)
-  local sprPal = spr.palettes[1];
+  local sprPal = spr.palettes[1]
   assert(#sprPal == 256)
   assert(sprPal ~= db16)
   assert(sprPal ~= db32)
diff --git a/tests/scripts/test_utils.lua b/tests/scripts/test_utils.lua
index c90a0c955..f3c36a11d 100644
--- a/tests/scripts/test_utils.lua
+++ b/tests/scripts/test_utils.lua
@@ -173,7 +173,7 @@ function assert_layer_eq(expectedLayer, layer)
   assert(expectedLayer.data == layer.data)
 
   if expectedLayer.isGroup then
-    assert_layers_eq(expectedLayer.layers, layer.layers);
+    assert_layers_eq(expectedLayer.layers, layer.layers)
   else
     assert_cels_eq(expectedLayer.cels, layer.cels)
   end