diff --git a/source/module_hamilt_pw/hamilt_pwdft/module_exx_helper/exx_helper.cpp b/source/module_hamilt_pw/hamilt_pwdft/module_exx_helper/exx_helper.cpp
index a0982737d2..9f41d841ff 100644
--- a/source/module_hamilt_pw/hamilt_pwdft/module_exx_helper/exx_helper.cpp
+++ b/source/module_hamilt_pw/hamilt_pwdft/module_exx_helper/exx_helper.cpp
@@ -34,7 +34,7 @@ void Exx_Helper<T, Device>::set_psi(psi::Psi<T, Device> *psi_)
     if (psi_ == nullptr)
         return;
     op_exx->set_psi(*psi_);
-    if (PARAM.inp.exxace)
+    if (PARAM.inp.exxace && GlobalC::exx_info.info_global.separate_loop)
     {
         op_exx->construct_ace();
     }
diff --git a/source/module_hamilt_pw/hamilt_pwdft/operator_pw/op_exx_pw.cpp b/source/module_hamilt_pw/hamilt_pwdft/operator_pw/op_exx_pw.cpp
index 4b6d36908a..c4297b17aa 100644
--- a/source/module_hamilt_pw/hamilt_pwdft/operator_pw/op_exx_pw.cpp
+++ b/source/module_hamilt_pw/hamilt_pwdft/operator_pw/op_exx_pw.cpp
@@ -145,7 +145,7 @@ void OperatorEXXPW<T, Device>::act(const int nbands,
         setmem_complex_op()(tmhpsi, 0, nbasis*nbands/npol);
     }
 
-    if (PARAM.inp.exxace)
+    if (PARAM.inp.exxace && GlobalC::exx_info.info_global.separate_loop)
     {
         act_op_ace(nbands, nbasis, npol, tmpsi_in, tmhpsi, ngk_ik, is_first_node);
     }
@@ -722,7 +722,7 @@ void OperatorEXXPW<T, Device>::exx_divergence()
 template <typename T, typename Device>
 double OperatorEXXPW<T, Device>::cal_exx_energy(psi::Psi<T, Device> *psi_) const
 {
-    if (PARAM.inp.exxace)
+    if (PARAM.inp.exxace && GlobalC::exx_info.info_global.separate_loop)
     {
         return cal_exx_energy_ace(psi_);
     }
diff --git a/source/module_io/read_input_item_other.cpp b/source/module_io/read_input_item_other.cpp
index 29e5f1f365..7944fc10bc 100644
--- a/source/module_io/read_input_item_other.cpp
+++ b/source/module_io/read_input_item_other.cpp
@@ -529,7 +529,7 @@ void ReadInput::item_others()
     // EXX PW by rhx0820, 2025-03-10
     {
         Input_Item item("exxace");
-        item.annotation = "whether to perform ace calculation in exxpw, default is false";
+        item.annotation = "whether to perform ace calculation in exxpw";
         read_sync_bool(input.exxace);
         this->add_item(item);
     }