diff --git a/src/getdns/getdns.h b/src/getdns/getdns.h
index 4787ed0a..08ba6361 100644
--- a/src/getdns/getdns.h
+++ b/src/getdns/getdns.h
@@ -33,7 +33,11 @@
 #include <stdlib.h>
 #include <netinet/in.h>
 #include <stdbool.h>
-#include <event.h>
+#if defined( __FreeBSD__ )
+# include <event2/event.h>
+#else
+# include <event.h>
+#endif
 
 #define GETDNS_COMPILATION_COMMENT The API implementation should fill in something here, such as a compilation version string and date, and change it each time the API is compiled.