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-rw-r--r--graphics/asymptote/examples/NURBSsphere.asy3
1 files changed, 3 insertions, 0 deletions
diff --git a/graphics/asymptote/examples/NURBSsphere.asy b/graphics/asymptote/examples/NURBSsphere.asy
index 484e8c4cd1..e169d70343 100644
--- a/graphics/asymptote/examples/NURBSsphere.asy
+++ b/graphics/asymptote/examples/NURBSsphere.asy
@@ -1,3 +1,6 @@
+settings.outformat="pdf";
+settings.prc=true;
+
import three;
/* Reference: