diff --git a/.github/scripts/test.sh b/.github/scripts/test.sh
index 60eca5947c..3e84be2a6e 100755
--- a/.github/scripts/test.sh
+++ b/.github/scripts/test.sh
@@ -6,6 +6,7 @@ runmats() {
 
 # Split these out so that we get output every 10 minutes on Windows builds.
 runmats o=0
+runmats o=0 cp0=t
 runmats o=3
 runmats o=3 cp0=t
 runmats o=3 cp0=t eval=interpret