diff --git a/src/or/eventdns_tor.h b/src/or/eventdns_tor.h
index 9d51f0960e..f41c5c0099 100644
--- a/src/or/eventdns_tor.h
+++ b/src/or/eventdns_tor.h
@@ -12,9 +12,6 @@ typedef unsigned int uint;
 #ifndef HAVE_U_CHAR
 typedef unsigned char u_char;
 #endif
-#ifdef _WIN32
-#define inline __inline
-#endif
 #include "torint.h"
 
 /* These are for debugging possible memory leaks. */