diff --git a/Externals.cfg b/Externals.cfg
index 0ee927b49..25b4fdb49 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -1,5 +1,5 @@
 [gtg]
-tag = ncep_post_gtg.v2.0.0
+tag = ncep_post_gtg.v2.0.1
 protocol = git
 repo_url = git@github.com:NCAR/UPP_GTG.git
 local_path = sorc/post_gtg.fd