diff --git a/metadata/com.xabber.androiddev.txt b/metadata/com.xabber.androiddev.txt
index 339d25b80b..6a44aa910c 100644
--- a/metadata/com.xabber.androiddev.txt
+++ b/metadata/com.xabber.androiddev.txt
@@ -7,15 +7,36 @@ Issue Tracker:https://github.com/redsolution/xabber-android/issues
 
 Summary:Jabber (XMPP) client
 Description:
-Open source Jabber (XMPP) client with multi-account support and clean and
-simple interface. Being both free (as in freedom!) and ad-free, Xabber is
-designed to be the best Jabber client for Android.
+Open source Jabber (XMPP) client with multi-account & OTR support and clean and
+simple interface
+
+Supported protocols:
+RFC-3920: Core
+RFC-3921: Instant Messaging and Presence
+XEP-0030: Service Discovery
+XEP-0128: Service Discovery Extensions
+XEP-0115: Entity Capabilities
+XEP-0054: vcard-temp
+XEP-0153: vCard-Based Avatars
+XEP-0045: Multi-User Chat (incompletely)
+XEP-0078: Non-SASL Authentication
+XEP-0138: Stream Compression
+XEP-0203: Delayed Delivery
+XEP-0091: Legacy Delayed Delivery
+XEP-0199: XMPP Ping
+XEP-0147: XMPP URI Scheme Query Components
+XEP-0085: Chat State Notifications
+XEP-0184: Message Delivery Receipts
+XEP-0155: Stanza Session Negotiation
+XEP-0059: Result Set Management
+XEP-0136: Message Archiving
+XEP-0224: Attention
 .
 
 Repo Type:git
 Repo:https://github.com/redsolution/xabber-android.git
 
-Build Version:0.9.29a,78,cbfe6da973b63ea36ea9e879ceaa057ad21624ec
+Build Version:0.9.29a,78,cbfe6da973b63ea36ea9e879ceaa057ad21624ec,target=android-10,prebuild=sed -i "/debuggable.*true/d" AndroidManifest.xml && git clone https://github.com/redsolution/otr4j && ant jar -f otr4j/build.xml && mv otr4j/bin/debug/jar/otr4j.jar libs/otr4j.jar
 
 Auto Update Mode:None
 Update Check Mode:None