diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index d8bcf633..5074e32b 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -40,6 +40,9 @@ jobs:
     - name: Install Boost and Boost Python
       run: sudo apt install libboost-all-dev libboost-python-dev
 
+    - name: Install CPython headers
+      run: sudo apt install python3-dev
+
     - name: Configure CMake
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
       # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type