diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 77c61d3..204ce0a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -21,6 +21,7 @@ jobs:
           apt install --yes \
             fonts-roboto \
             fonts-adobe-sourcesans3 \
+            texlive-fonts-extra \
             ;
 
       - name: Generate PDF document