diff --git a/app/templates/partials/templates/guidance-optional-content.html b/app/templates/partials/templates/guidance-optional-content.html
index 447ed7ee7..a543435a2 100644
--- a/app/templates/partials/templates/guidance-optional-content.html
+++ b/app/templates/partials/templates/guidance-optional-content.html
@@ -2,7 +2,7 @@
   Optional content placeholders
 </h2>
 <p>
-  Use double brackets and '??' to define optional content. You can then
+  Use double brackets and ‘??’ to define optional content. You can then
   specify whether to include that content or not for each recipient.
 </p>
 <p>
@@ -16,6 +16,6 @@
   </p>
 </div>
 <p>
-  Specify 'yes' or 'no' for this content to appear (or not), when sending
+  Specify ‘yes’ or ‘no’ for this content to appear (or not), when sending
   messages.
 </p>