diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 457a13e..80c1f16 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -42,7 +42,7 @@ ENDIF(NOT LUA_FOUND)
 
 INCLUDE(Sources.cmake)
 
-SET(TERMIT_CFLAGS "-I${LUA_INCLUDE_DIR}")
+SET(TERMIT_CFLAGS "")
 IF(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
   SET(TERMIT_CFLAGS "${TERMIT_CFLAGS} -I/usr/local/include")
 ENDIF(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")