diff --git a/demo/Blackholio/repro.sh b/demo/Blackholio/repro.sh
index 90b796a8bf..384cfe7250 100644
--- a/demo/Blackholio/repro.sh
+++ b/demo/Blackholio/repro.sh
@@ -12,7 +12,7 @@ echo >/dev/stderr "Updating count.."
 sed -i'' -e 's/\<600\>/6000/' src/lib.rs
 
 echo >/dev/stderr "Republishing.."
-spacetime publish -s local circle-test --build-option="--skip-println-checks" || true
+spacetime publish -s local circle-test --build-options="--skip-println-checks" || true
 
 echo >/dev/stderr "Reverting count.."
 sed -i'' -e 's/\<6000\>/600/' src/lib.rs