diff --git a/Tests/test_file_apng.py b/Tests/test_file_apng.py
index b9918c22db1..a79dabcc054 100644
--- a/Tests/test_file_apng.py
+++ b/Tests/test_file_apng.py
@@ -674,6 +674,8 @@ def test_save_all_progress() -> None:
     progress = []
 
     def callback(state):
+        if state["image_filename"]:
+            state["image_filename"] = state["image_filename"].split("Tests/images/")[-1]
         progress.append(state)
 
     Image.new("RGB", (1, 1)).save(out, "PNG", save_all=True, progress=callback)
@@ -700,7 +702,7 @@ def callback(state):
         expected.append(
             {
                 "image_index": i,
-                "image_filename": "Tests/images/apng/single_frame.png",
+                "image_filename": "apng/single_frame.png",
                 "completed_frames": i + 1,
                 "total_frames": 7,
             }
@@ -709,7 +711,7 @@ def callback(state):
         expected.append(
             {
                 "image_index": 2,
-                "image_filename": "Tests/images/apng/delay.png",
+                "image_filename": "apng/delay.png",
                 "completed_frames": i + 3,
                 "total_frames": 7,
             }
diff --git a/Tests/test_file_gif.py b/Tests/test_file_gif.py
index 9ab843ec0b4..4a6844c2172 100644
--- a/Tests/test_file_gif.py
+++ b/Tests/test_file_gif.py
@@ -297,6 +297,8 @@ def test_save_all_progress():
     progress = []
 
     def callback(state):
+        if state["image_filename"]:
+            state["image_filename"] = state["image_filename"].split("Tests/images/")[-1]
         progress.append(state)
 
     Image.new("RGB", (1, 1)).save(out, "GIF", save_all=True, progress=callback)
@@ -328,7 +330,7 @@ def callback(state):
         expected.append(
             {
                 "image_index": 1,
-                "image_filename": "Tests/images/chi.gif",
+                "image_filename": "chi.gif",
                 "completed_frames": i + 2,
                 "total_frames": 32,
             }
diff --git a/Tests/test_file_mpo.py b/Tests/test_file_mpo.py
index f7e82addf37..845595eb2fd 100644
--- a/Tests/test_file_mpo.py
+++ b/Tests/test_file_mpo.py
@@ -288,6 +288,8 @@ def test_save_all_progress():
     progress = []
 
     def callback(state):
+        if state["image_filename"]:
+            state["image_filename"] = state["image_filename"].split("Tests/images/")[-1]
         progress.append(state)
 
     Image.new("RGB", (1, 1)).save(out, "MPO", save_all=True, progress=callback)
@@ -308,9 +310,7 @@ def callback(state):
             im.save(out, "MPO", save_all=True, append_images=[im2], progress=callback)
 
     expected = []
-    for i, filename in enumerate(
-        ["Tests/images/sugarshack.mpo", "Tests/images/frozenpond.mpo"]
-    ):
+    for i, filename in enumerate(["sugarshack.mpo", "frozenpond.mpo"]):
         for j in range(2):
             expected.append(
                 {
diff --git a/Tests/test_file_pdf.py b/Tests/test_file_pdf.py
index 0b28760bee8..518ecffebf6 100644
--- a/Tests/test_file_pdf.py
+++ b/Tests/test_file_pdf.py
@@ -177,6 +177,8 @@ def test_save_all_progress() -> None:
     progress = []
 
     def callback(state):
+        if state["image_filename"]:
+            state["image_filename"] = state["image_filename"].split("Tests/images/")[-1]
         progress.append(state)
 
     Image.new("RGB", (1, 1)).save(out, "PDF", save_all=True, progress=callback)
@@ -197,9 +199,7 @@ def callback(state):
             im.save(out, "PDF", save_all=True, append_images=[im2], progress=callback)
 
     expected = []
-    for i, filename in enumerate(
-        ["Tests/images/sugarshack.mpo", "Tests/images/frozenpond.mpo"]
-    ):
+    for i, filename in enumerate(["sugarshack.mpo", "frozenpond.mpo"]):
         for j in range(2):
             expected.append(
                 {
diff --git a/Tests/test_file_tiff.py b/Tests/test_file_tiff.py
index a30c362e48f..147629d9a17 100644
--- a/Tests/test_file_tiff.py
+++ b/Tests/test_file_tiff.py
@@ -704,6 +704,10 @@ def test_save_all_progress(self) -> None:
         progress = []
 
         def callback(state):
+            if state["image_filename"]:
+                state["image_filename"] = state["image_filename"].split(
+                    "Tests/images/"
+                )[-1]
             progress.append(state)
 
         Image.new("RGB", (1, 1)).save(out, "TIFF", save_all=True, progress=callback)
@@ -728,7 +732,7 @@ def callback(state):
         expected = [
             {
                 "image_index": 0,
-                "image_filename": "Tests/images/hopper.tif",
+                "image_filename": "hopper.tif",
                 "completed_frames": 1,
                 "total_frames": 4,
             }
@@ -737,7 +741,7 @@ def callback(state):
             expected.append(
                 {
                     "image_index": 1,
-                    "image_filename": "Tests/images/multipage.tiff",
+                    "image_filename": "multipage.tiff",
                     "completed_frames": i + 2,
                     "total_frames": 4,
                 }
diff --git a/Tests/test_file_webp.py b/Tests/test_file_webp.py
index 28317945106..c0050bddffd 100644
--- a/Tests/test_file_webp.py
+++ b/Tests/test_file_webp.py
@@ -131,6 +131,10 @@ def test_save_all_progress(self) -> None:
         progress = []
 
         def callback(state):
+            if state["image_filename"]:
+                state["image_filename"] = state["image_filename"].split(
+                    "Tests/images/"
+                )[-1]
             progress.append(state)
 
         Image.new("RGB", (1, 1)).save(out, "WEBP", save_all=True, progress=callback)
@@ -155,7 +159,7 @@ def callback(state):
             expected.append(
                 {
                     "image_index": 0,
-                    "image_filename": "Tests/images/iss634.webp",
+                    "image_filename": "iss634.webp",
                     "completed_frames": i + 1,
                     "total_frames": 43,
                 }