diff --git a/basis/linked-assocs/linked-assocs.factor b/basis/linked-assocs/linked-assocs.factor
index 8d06d39366..3dfe788822 100644
--- a/basis/linked-assocs/linked-assocs.factor
+++ b/basis/linked-assocs/linked-assocs.factor
@@ -1,8 +1,7 @@
 ! Copyright (C) 2008 Slava Pestov, James Cash.
 ! See http://factorcode.org/license.txt for BSD license.
 USING: accessors arrays assocs classes deques dlists fry
-hashtables kernel parser prettyprint.backend prettyprint.custom
-sequences.private ;
+hashtables kernel parser sequences.private vocabs.loader ;
 IN: linked-assocs
 
 TUPLE: linked-assoc { assoc read-only } { dlist dlist read-only } ;
@@ -64,13 +63,4 @@ M: linked-assoc equal?
 
 SYNTAX: LH{ \ } [ check-hashtable >linked-hash ] parse-literal ;
 
-PREDICATE: linked-hash < linked-assoc assoc>> hashtable? ;
-
-M: linked-hash pprint-delims drop \ LH{ \ } ;
-
-M: linked-hash >pprint-sequence >alist ;
-
-M: linked-hash pprint-narrow? drop t ;
-
-M: linked-hash pprint*
-    [ pprint-object ] with-extra-nesting-level ;
+{ "linked-assocs" "prettyprint" } "linked-assocs.prettyprint" require-when
diff --git a/basis/linked-assocs/prettyprint/prettyprint.factor b/basis/linked-assocs/prettyprint/prettyprint.factor
new file mode 100644
index 0000000000..25d87e2b7c
--- /dev/null
+++ b/basis/linked-assocs/prettyprint/prettyprint.factor
@@ -0,0 +1,14 @@
+USING: accessors assocs hashtables kernel linked-assocs
+prettyprint.backend prettyprint.custom ;
+IN: linked-assocs.prettyprint
+
+PREDICATE: linked-hash < linked-assoc assoc>> hashtable? ;
+
+M: linked-hash pprint-delims drop \ LH{ \ } ;
+
+M: linked-hash >pprint-sequence >alist ;
+
+M: linked-hash pprint-narrow? drop t ;
+
+M: linked-hash pprint*
+    [ pprint-object ] with-extra-nesting-level ;