diff --git a/Externals.cfg b/Externals.cfg
index ab4b9ca87d..4d3b346ed4 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -30,7 +30,7 @@ protocol = git
 repo_url = https://github.com/NOAA-EMC/UPP
 # Specify either a branch name or a hash but not both.
 #branch = RRFS_dev
-hash = 7529528
+hash = 16331ae
 local_path = src/EMC_post
 required = True
 externals = None