diff --git a/Tests/test_file_tga.py b/Tests/test_file_tga.py
index c7e8ab71b..226b899dc 100644
--- a/Tests/test_file_tga.py
+++ b/Tests/test_file_tga.py
@@ -13,7 +13,7 @@ _TGA_DIR_COMMON = os.path.join(_TGA_DIR, "common")
 
 class TestFileTga(PillowTestCase):
 
-    _MODES = ("L", "P", "RGB", "RGBA")
+    _MODES = ("L", "LA", "P", "RGB", "RGBA")
     _ORIGINS = ("tl", "bl")
 
     _ORIGIN_TO_ORIENTATION = {