diff --git a/modules/default/calendar/README.md b/modules/default/calendar/README.md
index 96ad5561..31eb1e2f 100644
--- a/modules/default/calendar/README.md
+++ b/modules/default/calendar/README.md
@@ -109,6 +109,13 @@ The following properties can be configured:
 				<code>
 					titleReplace: {'Birthday of ' : '', 'foo':'bar'}
 				</code>
+				<br><b>Default value:</b> 
+				<code>
+				{
+					"De verjaardag van ": "",
+					"'s birthday": ""
+				}
+				</code>
 			</td>
 		</tr>
 		<tr>
diff --git a/modules/default/calendar/calendar.js b/modules/default/calendar/calendar.js
index d112b237..6282d130 100644
--- a/modules/default/calendar/calendar.js
+++ b/modules/default/calendar/calendar.js
@@ -32,7 +32,10 @@ Module.register("calendar", {
 				url: "http://www.calendarlabs.com/templates/ical/US-Holidays.ics",
 			},
 		],
-		titleReplace: {},
+		titleReplace: {
+			"De verjaardag van ": "",
+			"'s birthday": ""
+		},
 		broadcastEvents: true
 	},