diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 739d8d3c72..0ba4aca3ff 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -317,14 +317,14 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - desc: latest releases gcc13 C++20 py3.12 avx2 exr3.3 ocio2.3
+          - desc: latest releases gcc13 C++20 py3.12 avx2 exr3.3 ocio2.4
             nametag: linux-latest-releases
             runner: ubuntu-24.04
             cc_compiler: gcc-13
             cxx_compiler: g++-13
             cxx_std: 20
             fmt_ver: 11.0.2
-            opencolorio_ver: v2.3.2
+            opencolorio_ver: v2.4.0
             openexr_ver: v3.3.0
             pybind11_ver: v2.13.5
             python_ver: "3.12"
diff --git a/INSTALL.md b/INSTALL.md
index 42a3e5c683..16413ce3ec 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -23,7 +23,7 @@ NEW or CHANGED MINIMUM dependencies since the last major release are **bold**.
  * **Imath >= 3.1** (tested through 3.1.x and main)
  * **OpenEXR >= 3.1** (tested through 3.3 and main)
  * **libTIFF >= 4.0** (tested through 4.7)
- * **OpenColorIO >= 2.2** (tested through 2.3 and main)
+ * **OpenColorIO >= 2.2** (tested through 2.4 and main)
  * libjpeg >= 8 (tested through jpeg9e), or **libjpeg-turbo >= 2.1** (tested
    through 3.0)
  * **[fmtlib](https://github.com/fmtlib/fmt) >= 7.0** (tested through 11.0).