diff --git a/.github/workflows/cmake_install.yml b/.github/workflows/cmake_install.yml
index 63936062ed..a4f2312fe9 100644
--- a/.github/workflows/cmake_install.yml
+++ b/.github/workflows/cmake_install.yml
@@ -198,6 +198,8 @@ jobs:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           submodules: 'recursive'
+      - name: Free Disk Space
+        run: ./ci/free_disk_space.sh
       - name: Install Conan
         run: |
           python3 -m pip install pip==25.0.1
@@ -235,6 +237,8 @@ jobs:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           submodules: 'recursive'
+      - name: Free Disk Space
+        run: ./ci/free_disk_space.sh
       - name: Install Conan
         run: |
           python3 -m pip install pip==25.0.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 317c4f440f..9e02d24d24 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -42,6 +42,9 @@ Increment the:
 * [CONFIGURATION] File configuration - console metric exporter
   [#3734](https://github.com/open-telemetry/opentelemetry-cpp/pull/3734)
 
+* [CI] Free disk space
+  [#3749](https://github.com/open-telemetry/opentelemetry-cpp/pull/3749)
+
 New Features:
 
 * [CONFIGURATION] Implement declarative configuration (config.yaml)
diff --git a/ci/free_disk_space.sh b/ci/free_disk_space.sh
new file mode 100755
index 0000000000..f83be0dadd
--- /dev/null
+++ b/ci/free_disk_space.sh
@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+# Copyright The OpenTelemetry Authors
+# SPDX-License-Identifier: Apache-2.0
+
+# Work around for:
+# https://github.com/actions/runner-images/issues/13189
+
+# Adapted from:
+# https://github.com/apache/flink/blob/master/tools/azure-pipelines/free_disk_space.sh
+
+echo "=============================================================================="
+echo "Freeing up disk space on CI system"
+echo "=============================================================================="
+
+# BEFORE:
+# Size: 72G
+# Used: 53G
+# Available: 19G
+
+df -h
+echo "Removing large directories"
+
+sudo rm -rf /usr/share/dotnet/
+sudo rm -rf /usr/local/graalvm/
+sudo rm -rf /usr/local/.ghcup/
+sudo rm -rf /usr/local/share/powershell
+sudo rm -rf /usr/local/share/chromium
+sudo rm -rf /usr/local/lib/android
+sudo rm -rf /usr/local/lib/node_modules
+
+# AFTER:
+# Size: 72G
+# Used: 29G
+# Available: 44G
+
+df -h
+