diff --git a/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc b/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc
index 18adb14ba3..34ca1932ca 100644
--- a/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc
+++ b/repos/dde_uos-intel-gpgpu/src/virt/rpc.cc
@@ -56,7 +56,7 @@ void SHM_manager::free_shm(int id)
 void Session_component::register_shm(Genode::size_t size, Genode::Ram_dataspace_capability& ram_cap_vm)
 {
 	// create shared mem
-	int shid = SHM_manager::getInstance().alloc_shm(size, ram_cap_vm);
+	const int shid = SHM_manager::getInstance().alloc_shm(size, ram_cap_vm);
 	vgpu.assignSHM(shid);
 }