diff --git a/app/src/main/java/eu/faircode/email/Helper.java b/app/src/main/java/eu/faircode/email/Helper.java
index da5ca3e3bb..c2bb2fadd0 100644
--- a/app/src/main/java/eu/faircode/email/Helper.java
+++ b/app/src/main/java/eu/faircode/email/Helper.java
@@ -114,7 +114,7 @@ public class Helper {
     static final int BUFFER_SIZE = 8192; // Same as in Files class
 
     static final String FAQ_URI = "https://github.com/M66B/FairEmail/blob/master/FAQ.md";
-    static final String XDA_URI = "http://forum.xda-developers.com/showthread.php?t=3824168";
+    static final String XDA_URI = "https://forum.xda-developers.com/showthread.php?t=3824168";
 
     static ThreadFactory backgroundThreadFactory = new ThreadFactory() {
         private final AtomicInteger threadId = new AtomicInteger();