diff --git a/src/i2c/i2c.cxx b/src/i2c/i2c.cxx
index 2c591ad..2cd955c 100644
--- a/src/i2c/i2c.cxx
+++ b/src/i2c/i2c.cxx
@@ -26,7 +26,6 @@
  */
 
 #include "i2c.h"
-#include "smbus.h"
 
 using namespace maa;