diff --git a/evport.c b/evport.c
index 226c6cc2..0eb73ca1 100644
--- a/evport.c
+++ b/evport.c
@@ -64,6 +64,9 @@
 #include <time.h>
 #include <unistd.h>
 
+#include <event2/thread.h>
+
+#include "evthread-internal.h"
 #include "event-internal.h"
 #include "log-internal.h"
 #include "evsignal-internal.h"