diff --git a/src/obidmscolumn.c b/src/obidmscolumn.c
index 7299792..4b0900c 100644
--- a/src/obidmscolumn.c
+++ b/src/obidmscolumn.c
@@ -28,8 +28,6 @@
 #include "obidebug.h"
 #include "obilittlebigman.h"
 
-#include "obidmscolumn_int.h"
-
 
 #define DEBUG_LEVEL 0