--- multcomp/multcomp/R/helpers.R.noinstall	2012-03-09 08:16:12.000000000 -0500
+++ multcomp/multcomp/R/helpers.R	2013-04-11 14:11:11.452118063 -0400
@@ -70,7 +70,7 @@ model.matrix.survreg <- function(object,
 }
 
 ### coxme objects
-model.matrix.coxme <- multcomp:::model.matrix.coxph
+model.matrix.coxme <- model.matrix.coxph