diff --git a/.gitmodules b/.gitmodules
index a3775fc12d..481f268eb4 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/ShanSunNOAA/fv3atm
+  branch = skinsst_hr4
 [submodule "WW3"]
   path = WW3
   url = https://github.com/NOAA-EMC/WW3
diff --git a/FV3 b/FV3
index ee3378b9d5..14a66959c2 160000
--- a/FV3
+++ b/FV3
@@ -1 +1 @@
-Subproject commit ee3378b9d56d5d4fa1b9e1cd16b06760ad810601
+Subproject commit 14a66959c25a375e2456b882e7a230ce97a55b91