diff --git a/.gitmodules b/.gitmodules
index a3775fc12d..fc720d7294 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +1,7 @@
 [submodule "FV3"]
   path = FV3
-  url = https://github.com/NOAA-EMC/fv3atm
-  branch = develop
+  url = https://github.com/mdtoyNOAA/fv3atm
+  branch = develop_mod_ugwp_tofd
 [submodule "WW3"]
   path = WW3
   url = https://github.com/NOAA-EMC/WW3
diff --git a/FV3 b/FV3
index 70810f134f..fb9a8f6ee3 160000
--- a/FV3
+++ b/FV3
@@ -1 +1 @@
-Subproject commit 70810f134fda5cb5fbb8ace9b79fe263768671dc
+Subproject commit fb9a8f6ee38096e460fd14ab448eed4776721352