diff -r c87e9c84f7aa -r 517888868e55 src/BooleanDataTypeReader.h
--- a/src/BooleanDataTypeReader.h	Sun Jul 15 00:15:09 2018 +0200
+++ b/src/BooleanDataTypeReader.h	Sun Jul 15 00:43:42 2018 +0200
@@ -5,7 +5,6 @@
 
 #include "../include/typedefs.h"
 #include "../include/DataTypeReader.h"
-#include "../include/DataTypeReader.h"
 #include "format.h"
 
 namespace relpipe {