diff --git a/environment_configs/package_lists/allowlist-full-r-cran-tier3.list b/environment_configs/package_lists/allowlist-full-r-cran-tier3.list
index 26b6b3cb54..0e9f87c1c2 100644
--- a/environment_configs/package_lists/allowlist-full-r-cran-tier3.list
+++ b/environment_configs/package_lists/allowlist-full-r-cran-tier3.list
@@ -437,6 +437,7 @@ rlecuyer
 rmapshaper
 RMariaDB
 rmarkdown
+Rmpi
 RMySQL
 RNetCDF
 rngtools