diff --git a/src/PIL/Image.py b/src/PIL/Image.py
index 5a43f6c4a..34b8bbcbd 100644
--- a/src/PIL/Image.py
+++ b/src/PIL/Image.py
@@ -1418,12 +1418,12 @@ class Image:
             self._exif.load(exif_info)
 
         # XMP tags
-        if 0x0112 not in self._exif:
+        if ExifTags.Base.Orientation not in self._exif:
             xmp_tags = self.info.get("XML:com.adobe.xmp")
             if xmp_tags:
                 match = re.search(r'tiff:Orientation(="|>)([0-9])', xmp_tags)
                 if match:
-                    self._exif[0x0112] = int(match[2])
+                    self._exif[ExifTags.Base.Orientation] = int(match[2])
 
         return self._exif
 
diff --git a/src/PIL/ImageOps.py b/src/PIL/ImageOps.py
index 5dc34f442..facc30ba0 100644
--- a/src/PIL/ImageOps.py
+++ b/src/PIL/ImageOps.py
@@ -21,7 +21,7 @@ import functools
 import operator
 import re
 
-from . import Image, ImagePalette
+from . import ExifTags, Image, ImagePalette
 
 #
 # helpers
@@ -589,7 +589,7 @@ def exif_transpose(image, inPlace=False):
         image will be returned.
     """
     image_exif = image.getexif()
-    orientation = image_exif.get(0x0112)
+    orientation = image_exif.get(ExifTags.Base.Orientation)
     method = {
         2: Image.Transpose.FLIP_LEFT_RIGHT,
         3: Image.Transpose.ROTATE_180,
@@ -608,8 +608,8 @@ def exif_transpose(image, inPlace=False):
         exif_image = image if inPlace else transposed_image
 
         exif = exif_image.getexif()
-        if 0x0112 in exif:
-            del exif[0x0112]
+        if ExifTags.Base.Orientation in exif:
+            del exif[ExifTags.Base.Orientation]
             if "exif" in exif_image.info:
                 exif_image.info["exif"] = exif.tobytes()
             elif "Raw profile type exif" in exif_image.info:
diff --git a/src/PIL/TiffImagePlugin.py b/src/PIL/TiffImagePlugin.py
index 3d4d0910a..7f8449ea6 100644
--- a/src/PIL/TiffImagePlugin.py
+++ b/src/PIL/TiffImagePlugin.py
@@ -49,7 +49,7 @@ from collections.abc import MutableMapping
 from fractions import Fraction
 from numbers import Number, Rational
 
-from . import Image, ImageFile, ImageOps, ImagePalette, TiffTags
+from . import ExifTags, Image, ImageFile, ImageOps, ImagePalette, TiffTags
 from ._binary import i16be as i16
 from ._binary import i32be as i32
 from ._binary import o8
@@ -1183,7 +1183,7 @@ class TiffImageFile(ImageFile.ImageFile):
         :returns: Photoshop "Image Resource Blocks" in a dictionary.
         """
         blocks = {}
-        val = self.tag_v2.get(0x8649)
+        val = self.tag_v2.get(ExifTags.Base.ImageResources)
         if val:
             while val[:4] == b"8BIM":
                 id = i16(val[4:6])
@@ -1548,7 +1548,7 @@ class TiffImageFile(ImageFile.ImageFile):
             palette = [o8(b // 256) for b in self.tag_v2[COLORMAP]]
             self.palette = ImagePalette.raw("RGB;L", b"".join(palette))
 
-        self._tile_orientation = self.tag_v2.get(0x0112)
+        self._tile_orientation = self.tag_v2.get(ExifTags.Base.Orientation)
 
 
 #