diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a817b6cd9f..3770d745cb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -137,6 +137,14 @@ jobs:
           $vsPath = &"C:\Program Files (x86)\Microsoft Visual Studio\Installer\vswhere.exe" -latest -products * -requires Microsoft.VisualStudio.Component.VC.Tools.x86.x64 -property installationPath
           &"$vsPath\VC\Auxiliary\Build\vcvarsall.bat" x64
         shell: pwsh
+      - name: Cache CMake build directory
+        uses: actions/cache@v4
+        with:
+          path: |
+            build
+          key: ${{ runner.os }}-cmake-build-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-cmake-build-
       - name: Configure
         run: cmake -B build -DWITH_FFMPEG_JOBS="$env:NUMBER_OF_PROCESSORS"
       - name: Build