diff --git a/.gitmodules b/.gitmodules
index ab72b60a64..32ee305340 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,8 +4,10 @@
   branch = develop
 [submodule "WW3"]
   path = WW3
-  url = https://github.com/NOAA-EMC/WW3
-  branch = dev/ufs-weather-model
+  url = https://github.com/jessicameixner-noaa/WW3
+  branch = bug/addPIOswitch
+  #url = https://github.com/NOAA-EMC/WW3
+  #branch = dev/ufs-weather-model
 [submodule "stochastic_physics"]
   path = stochastic_physics
   url = https://github.com/NOAA-PSL/stochastic_physics
diff --git a/WW3 b/WW3
index abe1e79e8d..615236be21 160000
--- a/WW3
+++ b/WW3
@@ -1 +1 @@
-Subproject commit abe1e79e8d4241178e5d31fac1c90b8cef2ee551
+Subproject commit 615236be21904e180c12c4babfde89fdb448a2cf
diff --git a/tests/test_changes.list b/tests/test_changes.list
index a61cef6dec..e69de29bb2 100644
--- a/tests/test_changes.list
+++ b/tests/test_changes.list
@@ -1,53 +0,0 @@
-cpld_control_p8_mixedmode intel
-cpld_control_gfsv17 intel
-cpld_control_gfsv17_iau intel
-cpld_restart_gfsv17 intel
-cpld_mpi_gfsv17 intel
-cpld_control_sfs intel
-cpld_debug_gfsv17 intel
-cpld_control_p8 intel
-cpld_control_p8.v2.sfc intel
-cpld_restart_p8 intel
-cpld_control_qr_p8 intel
-cpld_restart_qr_p8 intel
-cpld_2threads_p8 intel
-cpld_decomp_p8 intel
-cpld_mpi_p8 intel
-cpld_control_ciceC_p8 intel
-cpld_control_c192_p8 intel
-cpld_restart_c192_p8 intel
-cpld_bmark_p8 intel
-cpld_restart_bmark_p8 intel
-cpld_s2sa_p8 intel
-cpld_control_noaero_p8 intel
-cpld_control_nowave_noaero_p8 intel
-cpld_debug_p8 intel
-cpld_debug_noaero_p8 intel
-cpld_control_noaero_p8_agrid intel
-cpld_control_c48 intel
-cpld_warmstart_c48 intel
-cpld_restart_c48 intel
-cpld_control_p8_faster intel
-cpld_control_pdlib_p8 intel
-cpld_restart_pdlib_p8 intel
-cpld_mpi_pdlib_p8 intel
-cpld_debug_pdlib_p8 intel
-datm_cdeps_control_cfsr intel
-datm_cdeps_restart_cfsr intel
-datm_cdeps_control_gefs intel
-datm_cdeps_iau_gefs intel
-datm_cdeps_stochy_gefs intel
-datm_cdeps_ciceC_cfsr intel
-datm_cdeps_bulk_cfsr intel
-datm_cdeps_bulk_gefs intel
-datm_cdeps_mx025_cfsr intel
-datm_cdeps_mx025_gefs intel
-datm_cdeps_multiple_files_cfsr intel
-datm_cdeps_3072x1536_cfsr intel
-datm_cdeps_gfs intel
-datm_cdeps_debug_cfsr intel
-datm_cdeps_control_cfsr_faster intel
-atm_ds2s_docn_dice intel
-cpld_control_nowave_noaero_p8 gnu
-cpld_control_pdlib_p8 gnu
-datm_cdeps_control_cfsr gnu
\ No newline at end of file