diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index fdaf6f58..ea2a2d24 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -25,7 +25,7 @@ jobs:
         config:
           - {os: macOS-latest, r: 'release'}
           - {os: windows-latest, r: 'release'}
-          - {os: windows-latest, r: '3.6', rspm: "https://packagemanager.rstudio.com/cran/latest"}
+          # - {os: windows-latest, r: '3.6', rspm: "https://packagemanager.rstudio.com/cran/latest"}
           - {os: ubuntu-20.04,   r: 'devel', rspm: "https://packagemanager.rstudio.com/cran/__linux__/focal/latest", http-user-agent: "R/4.0.0 (ubuntu-20.04) R (4.0.0 x86_64-pc-linux-gnu x86_64 linux-gnu) on GitHub Actions" }
           - {os: ubuntu-20.04,   r: 'release', rspm: "https://packagemanager.rstudio.com/cran/__linux__/focal/latest"}
           - {os: ubuntu-20.04,   r: 'oldrel',  rspm: "https://packagemanager.rstudio.com/cran/__linux__/focal/latest"}