diff --git a/dev-macosx-arm64-environment.yml b/dev-macosx-arm64-environment.yml
index f4395943..22e72a39 100644
--- a/dev-macosx-arm64-environment.yml
+++ b/dev-macosx-arm64-environment.yml
@@ -3,6 +3,7 @@ channels:
   - conda-forge
 dependencies:
   - python=3.11
+  - cxx-compiler
   - autoconf
   - automake
   - cgal-cpp