diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivityUser.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivityUser.java
index c3e9e22e3..d8be6e6a6 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivityUser.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/ActivityUser.java
@@ -51,7 +51,7 @@ public class ActivityUser {
 
     private static final String defaultUserName = "gadgetbridge-user";
     public static final int defaultUserGender = GENDER_FEMALE;
-    public static final String defaultUserDateOfBirth = "1970-01-01";
+    public static final String defaultUserDateOfBirth = "2000-01-01";
     public static final int defaultUserAge = 0;
     public static final int defaultUserHeightCm = 175;
     public static final int defaultUserWeightKg = 70;
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/XDatePreference.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/XDatePreference.java
index 87217673d..0797ae148 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/XDatePreference.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/XDatePreference.java
@@ -27,9 +27,9 @@ import java.util.Date;
 import java.util.Locale;
 
 public class XDatePreference extends DialogPreference {
-    private int year;
-    private int month;
-    private int day;
+    private int year = 1970;
+    private int month = 1;
+    private int day = 1;
     private long minDate; // TODO actually read minDate
     private long maxDate; // TODO actually read maxDate
 
diff --git a/app/src/main/res/xml/about_user.xml b/app/src/main/res/xml/about_user.xml
index 18c6d059e..07fa83411 100644
--- a/app/src/main/res/xml/about_user.xml
+++ b/app/src/main/res/xml/about_user.xml
@@ -15,6 +15,7 @@
 
         <nodomain.freeyourgadget.gadgetbridge.util.XDatePreference
             app:iconSpaceReserved="false"
+            android:defaultValue="2000-01-01"
             android:key="activity_user_date_of_birth"
             android:title="@string/activity_prefs_date_birth" />