diff --git a/pyproject.toml b/pyproject.toml
index b6256af..5396937 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,13 +10,13 @@ requires = [
 build-backend = "setuptools.build_meta"
 
 [tool.cibuildwheel]
-before-all= "pip install numpy"
+before-all= "pip install numpy EigenPy"
 
-[tool.cibuildwheel.macos]
-before-build= "brew install eigen"
+#[tool.cibuildwheel.macos]
+#before-build= "brew install eigen"
 
-[tool.cibuildwheel.windows]
-before-build = "choco install eigen"
+#[tool.cibuildwheel.windows]
+#before-build = "choco install eigen"
 
-[tool.cibuildwheel.linux]
-before-build = "yum install -y blas-devel flann-devel eigen3-devel"
+#[tool.cibuildwheel.linux]
+#before-build = "yum install -y blas-devel flann-devel eigen3-devel"