diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index c373f1b7..5633901a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -45,8 +45,8 @@ The WSLg system distro is built using docker build. We essentially start from a
     git clone https://github.com/microsoft/FreeRDP-mirror wslg/vendor/FreeRDP -b working
     git clone https://github.com/microsoft/weston-mirror wslg/vendor/weston -b working
     git clone https://github.com/microsoft/PulseAudio-mirror wslg/vendor/pulseaudio -b working
-    git clone https://github.com/microsoft/DirectX-Headers.git wslg/vendor/DirectX-Headers-1.0 -b v1.608.0
-    git clone https://gitlab.freedesktop.org/mesa/mesa.git wslg/vendor/mesa -b mesa-23.1.0
+    git clone https://github.com/microsoft/DirectX-Headers.git wslg/vendor/DirectX-Headers-1.0 -b v1.619.1
+    git clone https://gitlab.freedesktop.org/mesa/mesa.git wslg/vendor/mesa -b mesa-24.0.1
     ```
 
 3. Build the VHD. The easiest path is the helper script, which derives a version from `git describe`, captures each vendor's commit SHA, passes everything as `--build-arg`, runs `docker build`, exports the container, and converts to a VHD via `tar2ext4`:
diff --git a/cgmanifest.json b/cgmanifest.json
index 164cad1e..c8c4179b 100644
--- a/cgmanifest.json
+++ b/cgmanifest.json
@@ -35,7 +35,7 @@
                 "Type": "git", 
                 "Git": {
                     "RepositoryUrl": "https://gitlab.freedesktop.org/mesa/mesa.git", 
-                    "CommitHash": "be4f7fb656180ab55a50eff01f36672b0bf5f146"
+                    "CommitHash": "3e361635b8db45dbb4896ed3cc1bda54c138334b"
                 }
             },
             "DevelopmentDependency": false
@@ -45,7 +45,7 @@
                 "Type": "git", 
                 "Git": {
                     "RepositoryUrl": "https://github.com/microsoft/DirectX-Headers.git", 
-                    "CommitHash": "cf123266ce6f1e9a6e700642edb6356bff1e3d55"
+                    "CommitHash": "9e393d6d8a3b30dcc6f2806ef604ec16a27b0d7e"
                 }
             },
             "DevelopmentDependency": false