diff --git a/epcq.hpp b/epcq.hpp
index 4a62d43..83570bf 100644
--- a/epcq.hpp
+++ b/epcq.hpp
@@ -1,6 +1,6 @@
 #include <iostream>
 #include <vector>
-#include <ftdispi.hpp>
+#include "ftdispi.hpp"
 using namespace std;
 
 class EPCQ {