diff --git a/docs/ert/reference/configuration/keywords.rst b/docs/ert/reference/configuration/keywords.rst
index 1da142f30c5..2cf1bd0e1e8 100644
--- a/docs/ert/reference/configuration/keywords.rst
+++ b/docs/ert/reference/configuration/keywords.rst
@@ -1400,7 +1400,7 @@ field property, such as FOPT, WGRNAME need not be set to FIELD.
 The SUMMARY keyword has limited support for '*' wildcards, if your key
 contains one or more '*' characters all matching variables from the refcase
 are selected. Observe that if your summary key contains wildcards you must
-supply a refcase with the REFCASE key - otherwise only fully expanded keywords will be used.
+supply a refcase with the :ref:`REFCASE <refcase>` key - otherwise only fully expanded keywords will be used.
 
 .. note::
     Properties added using the SUMMARY keyword are only