--- a/classic-bugs/vol1/litters/test1.cmd
+++ b/classic-bugs/vol1/litters/test1.cmd
@@ -4,8 +4,8 @@
 inits in "litters-init.R"
 initialize
 update  5000
-monitor set mu, thin(20)
-monitor set theta, thin(20)
+monitor mu, thin(20)
+monitor theta, thin(20)
 update 20000 
 coda *