diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 7fce44f..5978d15 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -39,6 +39,7 @@ jobs:
 
       - name: Install LaTeX packages
         run: |
+          tlmgr update --self
           tlmgr install tabulary latexmk ulem environ trimspaces titlesec \
                       varwidth framed threeparttable wrapfig upquote capt-of \
                       multirow eqparbox needspace fncychap letltxmacro parskip \