diff --git a/pyproject.toml b/pyproject.toml
index b3301b7..2d33a9b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -50,7 +50,8 @@ before-all = [
     "cd libs",
     "git clone --branch $CHAFA_VERSION https://github.com/hpjansson/chafa libchafa_src",
     "cd libchafa_src",
-    # "mkdir m4",
+    "mkdir m4",
+    "aclocal -I m4",
     # "cp /usr/share/aclocal/pkg.m4 m4/",
     "./autogen.sh --without-tools",
     "make",