diff --git a/samples/hires/build.sh b/samples/hires/build.sh
index e1886b3..ca60279 100755
--- a/samples/hires/build.sh
+++ b/samples/hires/build.sh
@@ -4,5 +4,6 @@
 ../../bin/oscar64 lines.c -n
 ../../bin/oscar64 polygon.c -n
 ../../bin/oscar64 bitblit.c -n
+../../bin/oscar64 cube3d.c -n
 ../../bin/oscar64 fractaltree.c -n
 ../../bin/oscar64 qsort.c -n