diff --git a/rostests/apitests/ws2_32/bind.c b/rostests/apitests/ws2_32/bind.c
index 98d5b9ddd6f..22ee40531a5 100644
--- a/rostests/apitests/ws2_32/bind.c
+++ b/rostests/apitests/ws2_32/bind.c
@@ -77,6 +77,7 @@ TestBind(IN_ADDR Address)
         else
         {
             ok_dec(WSAGetLastError(), 0);
+            AddrSize = sizeof(Addr);
             Error = getsockname(Socket, (struct sockaddr *) &Addr, &AddrSize);
             ok(Error == 0, "Error getsockname for test %d, Error %d\n", i, Error);
             ok_dec(WSAGetLastError(), 0);