diff --git a/Externals.cfg b/Externals.cfg
index 00533a6c1..4fa904f9c 100644
--- a/Externals.cfg
+++ b/Externals.cfg
@@ -1,5 +1,5 @@
 [gtg]
-tag = ncep_post_gtg.v2.0.2
+tag = ncep_post_gtg.v2.0.3
 protocol = git
 repo_url = git@github.com:NCAR/UPP_GTG.git
 local_path = sorc/post_gtg.fd