diff --git a/src/java/davmail/Settings.java b/src/java/davmail/Settings.java
index c9677219..14bc84ab 100644
--- a/src/java/davmail/Settings.java
+++ b/src/java/davmail/Settings.java
@@ -144,6 +144,7 @@ public final class Settings {
         SETTINGS.put("davmail.enableProxy", Boolean.FALSE.toString());
         SETTINGS.put("davmail.enableEws", "auto");
         SETTINGS.put("davmail.enableKerberos", "false");
+        SETTINGS.put("davmail.disableUpdateCheck", "false");
         SETTINGS.put("davmail.proxyHost", "");
         SETTINGS.put("davmail.proxyPort", "");
         SETTINGS.put("davmail.proxyUser", "");