diff --git a/Makefile.in b/Makefile.in
index 3b39ac217..532915591 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -63,6 +63,7 @@ chamfer.png \
 chamferall.png \
 chamferedge.png \
 chamferface.png \
+change_orientation.png \
 check.png \
 circle.png \
 circlepointvector.png \