diff --git a/src/calibre/gui2/dialogs/search.py b/src/calibre/gui2/dialogs/search.py
index b4f05015cf..4204036a1b 100644
--- a/src/calibre/gui2/dialogs/search.py
+++ b/src/calibre/gui2/dialogs/search.py
@@ -274,7 +274,7 @@ def create_template_tab(self):
                     "comparisons you can use the relational operators like '>=' etc. "
                     "With Text comparisons you can use contains (T), exact (=T), "
                     "or regular expression matches (~T), where T is your text. "
-                    "With Date you can use today, yesterday, etc. When checking for "
+                    "With Date you can use 'today', 'yesterday', etc. When checking for "
                     "Set use 'true' or 'yes'. When checking for Not set use 'false' "
                     "or 'no'") + '</p>')
     l.addRow(_('Template &value:'), le)