diff --git a/.gitmodules b/.gitmodules
index 5524c9d299..69c8a2446d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +1,9 @@
 [submodule "FV3"]
   path = FV3
-  url = https://github.com/NOAA-GSL/fv3atm
-  branch = gsl/develop
+  #url = https://github.com/NOAA-GSL/fv3atm
+  #branch = gsl/develop
+  url = https://github.com/climbfuji/fv3atm
+  branch = thomp_nc_density
 [submodule "NEMS"]
   path = NEMS
   url = https://github.com/NOAA-EMC/NEMS
diff --git a/FV3 b/FV3
index c48b45a947..6bee060c61 160000
--- a/FV3
+++ b/FV3
@@ -1 +1 @@
-Subproject commit c48b45a9473a7f21a66c7c2217fd6e06590d6297
+Subproject commit 6bee060c6187a87363fdb731c60531ab3074c498