diff --git a/guix/channels.scm b/guix/channels.scm
index 9644a86b352..0d544f95be7 100644
--- a/guix/channels.scm
+++ b/guix/channels.scm
@@ -72,6 +72,7 @@
             channel-commit
             channel-introduction
             channel-location
+            channel-reference
 
             channel-introduction?
             make-channel-introduction