diff --git a/.github/workflows/harness.yml b/.github/workflows/harness.yml
index 8d6b624f..b359d9c1 100644
--- a/.github/workflows/harness.yml
+++ b/.github/workflows/harness.yml
@@ -112,7 +112,9 @@ jobs:
       - name: Install LaTeX deps
         # This is done late because caching would not benefit compared to
         # installation through apk (1,5G upload is slow)
-        run: sudo apk add texlive-xetex texmf-dist-latexextra texmf-dist-binextra texmf-dist-pictures texmf-dist-fontsrecommended font-dejavu groff
+        run: sudo apk add texlive-xetex texmf-dist-latexextra texmf-dist-binextra texmf-dist-pictures texmf-dist-fontsrecommended font-dejavu groff texmf-dist-lang
+        # Fewer texmf deps should be required once
+        # https://gitlab.alpinelinux.org/alpine/aports/-/issues/16190 is fixed
       - name: Build Catala extra docs
         run: |
           cd ~/catala