diff --git a/EESSI-pilot-install-software.sh b/EESSI-pilot-install-software.sh
index 2c7622b45a..5646c09b03 100755
--- a/EESSI-pilot-install-software.sh
+++ b/EESSI-pilot-install-software.sh
@@ -362,6 +362,12 @@ fail_msg="Installation of WRF failed, that's unexpected..."
 OMPI_MCA_pml=ucx UCX_TLS=tcp $EB WRF-3.9.1.1-foss-2020a-dmpar.eb -r --include-easyblocks-from-pr 2648
 check_exit_code $? "${ok_msg}" "${fail_msg}"
 
+echo ">> Installing R 4.1.0 (better be patient)..."
+ok_msg="R installed, wow!"
+fail_msg="Installation of R failed, so sad..."
+$EB --from-pr 14821 X11-20210518-GCCcore-10.3.0.eb -r && $EB --from-pr 16011 R-4.1.0-foss-2021a.eb --robot --parallel-extensions-install --experimental
+check_exit_code $? "${ok_msg}" "${fail_msg}"
+
 echo ">> Installing Nextflow 22.10.1..."
 ok_msg="Nextflow installed, the work must flow..."
 fail_msg="Installation of Nextflow failed, that's unexpected..."
diff --git a/eessi-2021.12.yml b/eessi-2021.12.yml
index 8674c5979d..210bbb2845 100644
--- a/eessi-2021.12.yml
+++ b/eessi-2021.12.yml
@@ -35,6 +35,10 @@ software:
      toolchains:
        foss-2020a:
          versions: ['6.6']
+  R:
+    toolchains:
+      foss-2021a:
+        versions: '4.1.0'
   R-bundle-Bioconductor:
     toolchains:
       foss-2020a: