diff --git a/0079-Optimize-the-registration-shared-memory.patch b/0079-Optimize-the-registration-shared-memory.patch
index f1c9341bf1c2d2c9879eab20acaee39f32592cc7..9d9efa59ffed79327365588b56f665bc028628a1 100644
--- a/0079-Optimize-the-registration-shared-memory.patch
+++ b/0079-Optimize-the-registration-shared-memory.patch
@@ -189,8 +189,37 @@ index 861cea7..b7f886a 100644
  
  /*
   * Summary: Frees the memory space pointed to by ptr, which must have been returned by sgx_malloc_shared_memory.
--- 
-2.27.0
+diff --git a/src/enclave_src/gp/gp.c b/src/enclave_src/gp/gp.c
+index 3f30a16..4f3c3b2 100644
+--- a/src/enclave_src/gp/gp.c
++++ b/src/enclave_src/gp/gp.c
+@@ -69,6 +69,13 @@ TEE_Result TA_OpenSessionEntryPoint(uint32_t paramTypes,
+     TEE_Result ret = TEE_SUCCESS;
+     SLogTrace("---- TA_OpenSessionEntryPoint -------- ");
+ 
++    uint32_t param_in = 0;
++    uint32_t param_shared_mem = 1;
++    if (TEE_PARAM_TYPE_GET(paramTypes, param_shared_mem) == TEE_PARAM_TYPE_MEMREF_REGISTER_INOUT) {
++        ret = register_shared_memory_by_session(params[param_in].memref.buffer,
++            params[param_shared_mem].memref.buffer, sessionContext);
++        tlogi("[secGear]TA_OpenSessionEntryPoint register shared memory ret:%d, shared_mem:%p", ret, *sessionContext);
++    }
+     return ret;
+ }
+ 
+@@ -83,6 +90,12 @@ void TA_CloseSessionEntryPoint(void *sessionContext)
+ {
+     (void)sessionContext;  /* -Wunused-parameter */
+     SLogTrace("---- TA_CloseSessionEntryPoint ----- ");
++
++    // find shared mem block by session, and destroy
++    if (sessionContext != NULL) {
++        tlogi("[secGear]TA_CloseSessionEntryPoint unregister shared_mem:%p", sessionContext);
++        open_session_unregister_shared_memory(sessionContext);
++    }
+ }
+ 
+ /**
 -- 
 2.27.0
 
diff --git a/secGear.spec b/secGear.spec
index deebcafab9fde6cc5af6b83e5e0539009134cfdb..4e4f0ff54ba4e6b27ddf392b5160e1de6794c521 100644
--- a/secGear.spec
+++ b/secGear.spec
@@ -1,6 +1,6 @@
 Name:		secGear
 Version:	0.1.0
-Release:	48
+Release:	49
 Summary:	secGear is an SDK to develop confidential computing apps based on hardware enclave features
 
 
@@ -220,6 +220,9 @@ popd
 systemctl restart rsyslog
 
 %changelog
+* Tue Aug 20 2024 zhengxiaoxiao <zhengxiaoxiao2@huawei.com> - 0.1.0-49
+- fix 0079-Optimize-the-registration-shared-memory.patch
+
 * Tue Aug 20 2024 zhengxiaoxiao <zhengxiaoxiao2@huawei.com> - 0.1.0-48
 - Optimize the registration shared memory