diff --git a/Tests/test_file_jpeg.py b/Tests/test_file_jpeg.py
index a13fe4edf..12e56d0b8 100644
--- a/Tests/test_file_jpeg.py
+++ b/Tests/test_file_jpeg.py
@@ -614,14 +614,18 @@ class TestFileJpeg:
                     None
                 )
             ]
+            for quality in range(101):
 
-            qtable_from_qtable_quality = self.roundtrip(
-                im,
-                qtables={0: standard_l_qtable, 1: standard_chrominance_qtable},
-                quality=75,
-            ).quantization
-            qtable_from_quality = self.roundtrip(im, quality=75).quantization
-            assert qtable_from_qtable_quality == qtable_from_quality
+                qtable_from_qtable_quality = self.roundtrip(
+                    im,
+                    qtables={0: standard_l_qtable, 1: standard_chrominance_qtable},
+                    quality=quality,
+                ).quantization
+
+                qtable_from_quality = self.roundtrip(im, quality=quality).quantization
+
+                assert qtable_from_qtable_quality == qtable_from_quality
+                
             # list of qtable lists
             assert_image_similar(
                 im,