diff --git a/.gitmodules b/.gitmodules
index a012324010..19905b3418 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -8,8 +8,8 @@
   branch = main
 [submodule "ccpp/physics"]
   path = ccpp/physics
-  url = https://github.com/ufs-community/ccpp-physics
-  branch = ufs/dev
+  url = https://github.com/hafs-community/ccpp-physics
+  branch = feature/gfspbl_lpt
 [submodule "upp"]
   path = upp
   url = https://github.com/NOAA-EMC/UPP
diff --git a/ccpp/data/GFS_typedefs.F90 b/ccpp/data/GFS_typedefs.F90
index 8d90054332..0615f8fdc2 100644
--- a/ccpp/data/GFS_typedefs.F90
+++ b/ccpp/data/GFS_typedefs.F90
@@ -1377,6 +1377,7 @@ module GFS_typedefs
     real(kind=kind_phys) :: elmx            !< maximum allowed dissipation mixing length in boundary layer mass flux scheme
     integer              :: sfc_rlm         !< choice of near surface mixing length in boundary layer mass flux scheme
     integer              :: tc_pbl          !< control for TC applications in the PBL scheme
+    integer              :: use_lpt         !< control for using Liquid Potential Temp for TC applications in the GFSPBL scheme
 
 !--- parameters for canopy heat storage (CHS) parameterization
     real(kind=kind_phys) :: h0facu          !< CHS factor for sensible heat flux in unstable surface layer
@@ -3918,6 +3919,7 @@ subroutine control_initialize (Model, nlunit, fn_nml, me, master, &
     real(kind=kind_phys) :: elmx           = 300.            !< maximum allowed dissipation mixing length in boundary layer mass flux scheme
     integer              :: sfc_rlm        = 0               !< choice of near surface mixing length in boundary layer mass flux scheme
     integer              :: tc_pbl         = 0               !< control for TC applications in the PBL scheme
+    integer              :: use_lpt        = 0               !< control for using Liquid Potential Temp for TC applications in the GFSPBL scheme
 
 !--- parameters for canopy heat storage (CHS) parameterization
     real(kind=kind_phys) :: h0facu         = 0.25
@@ -4184,7 +4186,7 @@ subroutine control_initialize (Model, nlunit, fn_nml, me, master, &
                                diag_flux, diag_log,                                         &
                           !    vertical diffusion
                                xkzm_m, xkzm_h, xkzm_s, xkzminv, moninq_fac, dspfac,         &
-                               bl_upfr, bl_dnfr, rlmx, elmx, sfc_rlm, tc_pbl,               &
+                               bl_upfr, bl_dnfr, rlmx, elmx, sfc_rlm, tc_pbl, use_lpt,      &
                           !--- canopy heat storage parameterization
                                h0facu, h0facs,                                              &
                           !--- cellular automata
@@ -5155,6 +5157,7 @@ subroutine control_initialize (Model, nlunit, fn_nml, me, master, &
     Model%elmx             = elmx
     Model%sfc_rlm          = sfc_rlm
     Model%tc_pbl           = tc_pbl
+    Model%use_lpt          = use_lpt
 
 !--- canopy heat storage parametrization
     Model%h0facu           = h0facu
@@ -7000,6 +7003,7 @@ subroutine control_print(Model)
       print *, ' elmx              : ', Model%elmx
       print *, ' sfc_rlm           : ', Model%sfc_rlm
       print *, ' tc_pbl            : ', Model%tc_pbl
+      print *, ' use_lpt           : ', Model%use_lpt
       print *, ' '
       print *, 'parameters for canopy heat storage parametrization'
       print *, ' h0facu            : ', Model%h0facu
diff --git a/ccpp/data/GFS_typedefs.meta b/ccpp/data/GFS_typedefs.meta
index 04562b7db7..67e95bccaa 100644
--- a/ccpp/data/GFS_typedefs.meta
+++ b/ccpp/data/GFS_typedefs.meta
@@ -6112,6 +6112,12 @@
   units = none
   dimensions = ()
   type = integer
+[use_lpt]
+  standard_name = control_for_using_LPT_for_TC_applications_in_the_PBL_scheme
+  long_name = control for using LPT in TC applications in the PBL scheme
+  units = none
+  dimensions = ()
+  type = integer
 [h0facu]
   standard_name = multiplicative_tuning_parameter_for_reduced_surface_heat_fluxes_due_to_canopy_heat_storage
   long_name = canopy heat storage factor for sensible heat flux in unstable surface layer
diff --git a/ccpp/physics b/ccpp/physics
index ad5a241193..51a295206c 160000
--- a/ccpp/physics
+++ b/ccpp/physics
@@ -1 +1 @@
-Subproject commit ad5a2411937b48c1153ee53f9b16264afa830fd7
+Subproject commit 51a295206c142589f18577f909d968d2cf4a8dc8