diff --git a/Externals.cfg b/Externals.cfg
index 3ec0a6f18a..b10755db75 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -3,7 +3,7 @@ protocol = git
 repo_url = https://github.com/NOAA-GSL/regional_workflow
 # Specify either a branch name or a hash but not both.
 #branch = feature/RRFS_dev1
-hash = 0f8ee7b
+hash = fc21ed2
 local_path = regional_workflow
 required = True