diff --git a/depends/install_openjpeg.sh b/depends/install_openjpeg.sh
index 914e71e53..4f4b81a62 100755
--- a/depends/install_openjpeg.sh
+++ b/depends/install_openjpeg.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # install openjpeg
 
-archive=openjpeg-2.4.0
+archive=openjpeg-2.5.0
 
 ./download-and-extract.sh $archive https://raw.githubusercontent.com/python-pillow/pillow-depends/main/$archive.tar.gz
 
diff --git a/docs/installation.rst b/docs/installation.rst
index 1807ecf9f..199a3e272 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -181,7 +181,8 @@ Many of Pillow's features require external libraries:
 
 * **openjpeg** provides JPEG 2000 functionality.
 
-  * Pillow has been tested with openjpeg **2.0.0**, **2.1.0**, **2.3.1** and **2.4.0**.
+  * Pillow has been tested with openjpeg **2.0.0**, **2.1.0**, **2.3.1**,
+    **2.4.0** and **2.5.0**.
   * Pillow does **not** support the earlier **1.5** series which ships
     with Debian Jessie.
 
diff --git a/winbuild/build_prepare.py b/winbuild/build_prepare.py
index c5fcd62ff..1c09b6002 100644
--- a/winbuild/build_prepare.py
+++ b/winbuild/build_prepare.py
@@ -246,15 +246,15 @@ deps = {
         "libs": [r"Lib\MS\*.lib"],
     },
     "openjpeg": {
-        "url": "https://github.com/uclouvain/openjpeg/archive/v2.4.0.tar.gz",
-        "filename": "openjpeg-2.4.0.tar.gz",
-        "dir": "openjpeg-2.4.0",
+        "url": "https://github.com/uclouvain/openjpeg/archive/v2.5.0.tar.gz",
+        "filename": "openjpeg-2.5.0.tar.gz",
+        "dir": "openjpeg-2.5.0",
         "build": [
             cmd_cmake(("-DBUILD_THIRDPARTY:BOOL=OFF", "-DBUILD_SHARED_LIBS:BOOL=OFF")),
             cmd_nmake(target="clean"),
             cmd_nmake(target="openjp2"),
-            cmd_mkdir(r"{inc_dir}\openjpeg-2.4.0"),
-            cmd_copy(r"src\lib\openjp2\*.h", r"{inc_dir}\openjpeg-2.4.0"),
+            cmd_mkdir(r"{inc_dir}\openjpeg-2.5.0"),
+            cmd_copy(r"src\lib\openjp2\*.h", r"{inc_dir}\openjpeg-2.5.0"),
         ],
         "libs": [r"bin\*.lib"],
     },