diff --git a/.github/workflows/macos-linux-conda.yml b/.github/workflows/macos-linux-conda.yml
index 00e349818fb2483970651c39f653367636349c18..9d87ed95f950d568c0700f19e446ceada073ac8a 100644
--- a/.github/workflows/macos-linux-conda.yml
+++ b/.github/workflows/macos-linux-conda.yml
@@ -97,6 +97,7 @@ jobs:
         cmake .. \
           -G "Ninja" \
           -DCMAKE_INSTALL_PREFIX=$CONDA_PREFIX \
+          -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
           -DPYTHON_EXECUTABLE=$(which python3) \
           -DGENERATE_PYTHON_STUBS=ON \
           -DCMAKE_BUILD_TYPE=${{ matrix.build_type }} \
diff --git a/.github/workflows/windows-conda.yml b/.github/workflows/windows-conda.yml
index a8869f9e695d83941441c1613ed84115d32ae4db..81a4da77f9d33d2ebc3d3543c946c3c9789c5d1a 100644
--- a/.github/workflows/windows-conda.yml
+++ b/.github/workflows/windows-conda.yml
@@ -70,6 +70,7 @@ jobs:
         cmake ^
           -G "Ninja" ^
           -DCMAKE_INSTALL_PREFIX=%CONDA_PREFIX%\Library ^
+          -DCMAKE_CXX_COMPILER_LAUNCHER=ccache ^
           -DCMAKE_BUILD_TYPE=Release ^
           -DGENERATE_PYTHON_STUBS=ON ^
           -DPYTHON_SITELIB=%CONDA_PREFIX%\Lib\site-packages ^