--- a/classic-bugs/vol1/oxford/test1.cmd
+++ b/classic-bugs/vol1/oxford/test1.cmd
@@ -3,6 +3,7 @@
 */
 model in "oxford.bug"
 data in "oxford-data.R"
+load glm
 compile, nchains(2)
 inits in "oxford-init.R"
 initialize