diff --git a/tests/VulkanUnitTests/Driver.cpp b/tests/VulkanUnitTests/Driver.cpp
index d44a240..a3a5c5b 100644
--- a/tests/VulkanUnitTests/Driver.cpp
+++ b/tests/VulkanUnitTests/Driver.cpp
@@ -153,6 +153,8 @@
 	dlclose(dll);
 #endif
 
+	dll = nullptr;
+
 #define VK_GLOBAL(N, R, ...) N = nullptr
 #include "VkGlobalFuncs.hpp"
 #undef VK_GLOBAL