diff --git a/src/comp/pretty/pprust.rs b/src/comp/pretty/pprust.rs
index 0c2b21e0810a..8fcc08f6825c 100644
--- a/src/comp/pretty/pprust.rs
+++ b/src/comp/pretty/pprust.rs
@@ -904,7 +904,7 @@ fn print_meta(ps s, &@ast::meta_item item) {
             auto first = true;
             for (str elt in ids) {
                 if (first) {first = false;}
-                else {wrd(s.s, ":");}
+                else {wrd(s.s, "::");}
                 wrd(s.s, elt);
             }
         }