diff --git a/.github/workflows/R-CMDcheck.yml b/.github/workflows/R-CMDcheck.yml
index 48dd07b..2eb2fc7 100644
--- a/.github/workflows/R-CMDcheck.yml
+++ b/.github/workflows/R-CMDcheck.yml
@@ -37,6 +37,9 @@ jobs:
       - uses: actions/checkout@v3
 
       - uses: r-lib/actions/setup-tinytex@v2
+        env:
+          # install full prebuilt version
+          TINYTEX_INSTALLER: TinyTeX
 
       - uses: r-lib/actions/setup-r@v2
         with:
@@ -70,6 +73,7 @@ jobs:
         run: |
           remotes::install_deps(dependencies = TRUE)
           remotes::install_cran("rcmdcheck")
+          tinytex::tlmgr_install(pkgs = "glossaries")
         shell: Rscript {0}
 
       - name: Check