diff --git a/server/XfrmControllerTest.cpp b/server/XfrmControllerTest.cpp
index daa7b75..5b90860 100644
--- a/server/XfrmControllerTest.cpp
+++ b/server/XfrmControllerTest.cpp
@@ -129,10 +129,8 @@
 }
 
 class XfrmControllerTest : public ::testing::Test {
-public:
-    MockSyscalls mockSyscalls;
-
-    void SetUp() override { netdutils::sSyscalls.swap(mockSyscalls); }
+  public:
+    testing::StrictMock<netdutils::ScopedMockSyscalls> mockSyscalls;
 };
 
 // Test class allowing IPv4/IPv6 parameterized tests.