diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 0f8e0a44c4..da492967e2 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -777,10 +777,9 @@
            WARN:      Issue a warning but continue the
                       build when a threshold is broken.
                       Subsequent warnings are issued as
-                      defined by the
-                      <link linkend='var-BB_DISKMON_WARNINTERVAL'>BB_DISKMON_WARNINTERVAL</link> variable,
-                      which must be defined in the
-                      conf/local.conf file.
+                      defined by the BB_DISKMON_WARNINTERVAL
+                      variable, which must be defined in
+                      the conf/local.conf file.
 
         <replaceable>dir</replaceable> is:
            Any directory you choose. You can specify one or