diff --git a/computer_vision/mean_threshold.py b/computer_vision/mean_threshold.py
index 76657933d6a9..47f9ebcb063b 100644
--- a/computer_vision/mean_threshold.py
+++ b/computer_vision/mean_threshold.py
@@ -6,7 +6,7 @@
 """
 
 
-def mean_threshold(image: Image) -> Image:
+def mean_threshold(image: Image.Image) -> Image.Image:
     """
     image: is a grayscale PIL image object
     """
diff --git a/computer_vision/otsu_threshold.py b/computer_vision/otsu_threshold.py
index 7e9003789339..983fe060bce7 100644
--- a/computer_vision/otsu_threshold.py
+++ b/computer_vision/otsu_threshold.py
@@ -7,7 +7,7 @@
 """
 
 
-def otsu_threshold(image: Image) -> Image:
+def otsu_threshold(image: Image.Image) -> Image.Image:
     """
     Applies Otsu's thresholding method to a grayscale image.
 
diff --git a/digital_image_processing/change_brightness.py b/digital_image_processing/change_brightness.py
index a2d99f42d722..b6ebcc9371c6 100644
--- a/digital_image_processing/change_brightness.py
+++ b/digital_image_processing/change_brightness.py
@@ -1,7 +1,7 @@
 from PIL import Image
 
 
-def change_brightness(img: Image, level: float) -> Image:
+def change_brightness(img: Image.Image, level: float) -> Image.Image:
     """
     Change the brightness of a PIL Image to a given level.
 
diff --git a/digital_image_processing/change_contrast.py b/digital_image_processing/change_contrast.py
index 7e49694708f8..80ed53de6308 100644
--- a/digital_image_processing/change_contrast.py
+++ b/digital_image_processing/change_contrast.py
@@ -11,7 +11,7 @@
 from PIL import Image
 
 
-def change_contrast(img: Image, level: int) -> Image:
+def change_contrast(img: Image.Image, level: int) -> Image.Image:
     """
     Function to change contrast
     """
diff --git a/pyproject.toml b/pyproject.toml
index 3ce2597d22f4..e5181860e03c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -206,7 +206,6 @@ rules.deprecated = "ignore"
 rules.invalid-argument-type = "ignore"
 rules.invalid-return-type = "ignore"
 rules.invalid-type-arguments = "ignore"
-rules.invalid-type-form = "ignore"
 rules.no-matching-overload = "ignore"
 rules.not-iterable = "ignore"
 rules.not-subscriptable = "ignore"