diff --git a/t-dll.cc b/t-dll.cc
index 6d1b6f7ff..9536433f9 100644
--- a/t-dll.cc
+++ b/t-dll.cc
@@ -49,7 +49,7 @@ inline ivl_dll_t ivl_dlopen(const char *name)
 
 inline void * ivl_dlsym(ivl_dll_t dll, const char *nm)
 {
-      return static_cast<void*>(GetProcAddress((HMODULE)dll, nm));
+      return reinterpret_cast<void*>(GetProcAddress((HMODULE)dll, nm));
 }
 
 inline void ivl_dlclose(ivl_dll_t dll)