diff --git a/.github/workflows/ci_uint_tests.yaml b/.github/workflows/ci_uint_tests.yaml
index 80652d84ae..f0d2b0b69e 100644
--- a/.github/workflows/ci_uint_tests.yaml
+++ b/.github/workflows/ci_uint_tests.yaml
@@ -48,6 +48,7 @@ jobs:
           sudo mkdir -p /scratch1/NCEPDEV
           cd $GITHUB_WORKSPACE/sorc/wxflow
           git submodule update --init
+          git checkout config_env_xor
           cd $GITHUB_WORKSPACE/sorc
           ./link_workflow.sh
           cd $GITHUB_WORKSPACE/ci/scripts/tests
diff --git a/.gitmodules b/.gitmodules
index 5c9e569243..a3593b4804 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,7 +4,8 @@
   ignore = dirty
 [submodule "sorc/wxflow"]
   path = sorc/wxflow
-  url = https://github.com/NOAA-EMC/wxflow
+  url = https://github.com/TerrenceMcGuinness-NOAA/wxflow.git
+  branch = config_env_xor
 [submodule "sorc/gfs_utils.fd"]
   path = sorc/gfs_utils.fd
   url = https://github.com/NOAA-EMC/gfs-utils
diff --git a/sorc/wxflow b/sorc/wxflow
index 8406beeea4..57af2f5f53 160000
--- a/sorc/wxflow
+++ b/sorc/wxflow
@@ -1 +1 @@
-Subproject commit 8406beeea410118cdfbd8300895b2b2878eadba6
+Subproject commit 57af2f5f53747cf60d6d366fd82dd6fbd0749df0