diff --git a/repos/dde_uos-intel-gpgpu/src/virt/strategies/util/rbtree.h b/repos/dde_uos-intel-gpgpu/src/virt/strategies/util/rbtree.h
index 4247acf42e..5a2d2fa06c 100644
--- a/repos/dde_uos-intel-gpgpu/src/virt/strategies/util/rbtree.h
+++ b/repos/dde_uos-intel-gpgpu/src/virt/strategies/util/rbtree.h
@@ -235,8 +235,8 @@ namespace gpgpu_virt::util {
                 }
 
                 // case 8
-                if(lchild != nullptr && rchild == nullptr ||
-                    lchild == nullptr && rchild != nullptr)
+                if((lchild != nullptr && rchild == nullptr) ||
+                    (lchild == nullptr && rchild != nullptr))
                 {
                     if(node != root)
                     {