diff --git a/include/libev.h b/include/libev.h
index 41672ee..a1442ae 100644
--- a/include/libev.h
+++ b/include/libev.h
@@ -16,6 +16,11 @@
  */
 #pragma once
 
+/**
+ *  Dependencies
+ */
+#include <ev.h>
+
 /**
  *  Set up namespace
  */