diff --git a/.gitmodules b/.gitmodules
index 8b5b737335..663a1905c9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,7 +1,9 @@
 [submodule "FV3"]
   path = FV3
-  url = https://github.com/NOAA-EMC/fv3atm
-  branch = develop
+  #url = https://github.com/NOAA-EMC/fv3atm
+  #branch = develop
+  url = https://github.com/climbfuji/fv3atm
+  branch = make_semis_water_persistent
 [submodule "NEMS"]
   path = NEMS
   url = https://github.com/NOAA-EMC/NEMS
diff --git a/FV3 b/FV3
index c72ba60c2f..15ce9fd8b3 160000
--- a/FV3
+++ b/FV3
@@ -1 +1 @@
-Subproject commit c72ba60c2f97f906af0fa905502cf1819a8bfb44
+Subproject commit 15ce9fd8b34aca8f857a98f50c5b37574b967237