diff --git a/Source/Diffusion/DiffusionSrcForState_N.cpp b/Source/Diffusion/DiffusionSrcForState_N.cpp
index 18c8a28a9..d5d527d2f 100644
--- a/Source/Diffusion/DiffusionSrcForState_N.cpp
+++ b/Source/Diffusion/DiffusionSrcForState_N.cpp
@@ -667,14 +667,14 @@ DiffusionSrcForState_N (const Box& bx, const Box& domain,
     if (l_use_QKE && start_comp <= RhoQKE_comp && end_comp >=RhoQKE_comp) {
         int qty_index = RhoQKE_comp;
         auto pbl_mynn_B1_l = turbChoice.pbl_mynn_B1;
-        bool c_ext_dir_on_zlo = ( (bc_ptr[BCVars::cons_bc].lo(2) == ERFBCType::ext_dir) );
-        bool c_ext_dir_on_zhi = ( (bc_ptr[BCVars::cons_bc].lo(5) == ERFBCType::ext_dir) );
-        bool u_ext_dir_on_zlo = ( (bc_ptr[BCVars::xvel_bc].lo(2) == ERFBCType::ext_dir) );
-        bool u_ext_dir_on_zhi = ( (bc_ptr[BCVars::xvel_bc].lo(5) == ERFBCType::ext_dir) );
-        bool v_ext_dir_on_zlo = ( (bc_ptr[BCVars::yvel_bc].lo(2) == ERFBCType::ext_dir) );
-        bool v_ext_dir_on_zhi = ( (bc_ptr[BCVars::yvel_bc].lo(5) == ERFBCType::ext_dir) );
         ParallelFor(bx,[=] AMREX_GPU_DEVICE (int i, int j, int k) noexcept
         {
+            bool c_ext_dir_on_zlo = ( (bc_ptr[BCVars::cons_bc].lo(2) == ERFBCType::ext_dir) );
+            bool c_ext_dir_on_zhi = ( (bc_ptr[BCVars::cons_bc].lo(5) == ERFBCType::ext_dir) );
+            bool u_ext_dir_on_zlo = ( (bc_ptr[BCVars::xvel_bc].lo(2) == ERFBCType::ext_dir) );
+            bool u_ext_dir_on_zhi = ( (bc_ptr[BCVars::xvel_bc].lo(5) == ERFBCType::ext_dir) );
+            bool v_ext_dir_on_zlo = ( (bc_ptr[BCVars::yvel_bc].lo(2) == ERFBCType::ext_dir) );
+            bool v_ext_dir_on_zhi = ( (bc_ptr[BCVars::yvel_bc].lo(5) == ERFBCType::ext_dir) );
             cell_rhs(i, j, k, qty_index) += ComputeQKESourceTerms(i,j,k,u,v,cell_data,cell_prim,
                                                                   mu_turb,cellSizeInv,domain,
                                                                   pbl_mynn_B1_l,tm_arr(i,j,0),