diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 4aa6526..0df72e9 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -23,7 +23,7 @@ jobs:
         run: sudo apt-get update
 
       - name: install dependencies
-        run: sudo apt-get install emacs autoconf
+        run: sudo apt-get install emacs autoconf libblas-dev liblapack-dev
 
       - name: ./autogen.sh
         run: ./autogen.sh