diff --git a/extra/io/unix/linux/monitors/monitors.factor b/extra/io/unix/linux/monitors/monitors.factor
index 562e12699c..4c0bf5daf9 100644
--- a/extra/io/unix/linux/monitors/monitors.factor
+++ b/extra/io/unix/linux/monitors/monitors.factor
@@ -5,7 +5,7 @@ io.files io.buffers io.monitors io.ports io.timeouts
 io.unix.backend io.unix.select io.encodings.utf8
 unix.linux.inotify assocs namespaces threads continuations init
 math math.bitfields sets alien alien.strings alien.c-types
-vocabs.loader accessors system hashtables destructors ;
+vocabs.loader accessors system hashtables destructors unix ;
 IN: io.unix.linux.monitors
 
 SYMBOL: watches