diff --git a/src/test/associations.cpp b/src/test/associations.cpp
index ca31f41..b159f95 100644
--- a/src/test/associations.cpp
+++ b/src/test/associations.cpp
@@ -13,7 +13,7 @@
 {
   public:
     boost::asio::io_context io;
-    virtual void SetUp()
+    void SetUp() override
     {
         io.run();
     }