--- compiler/make_hlds_warn.m	2009-09-08 18:14:40.000000000 +1000
+++ compiler/make_hlds_warn.m	2010-02-02 14:49:38.000000000 +1100
@@ -386,7 +386,7 @@
                 words("occurs more than once in this scope."), nl]
         ;
             MultiPieces = [words("warning: variables"), MultiVarsPiece,
-                words("ccur more than once in this scope."), nl]
+                words("occur more than once in this scope."), nl]
         ),
         MultiMsg = simple_msg(goal_info_get_context(GoalInfo),
             [option_is_set(warn_singleton_vars, yes,