1 files changed, 1 insertions, 0 deletions
diff --git a/control.cc b/control.cc
index fed6090..6cae8eb 100644
--- a/control.cc
+++ b/control.cc
@@ -21,6 +21,7 @@
 #define INCLUDE_ABSTRACT_NODE_DETAILS
 
 #include "openscad.h"
+#include "printutils.h"
 
 enum control_type_e {
 	ECHO,