diff --git a/CHANGELOG.md b/CHANGELOG.md
index b42fcc03cc..8064e0223f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # TelegramBotAPI changelog
 
+## 9.1.0
+
 ## 9.0.0
 
 **THIS UPDATE CONTAINS BREAKING CHANGES: USERNAMES OF BOTS NOW BECAME NULLABLE**
diff --git a/gradle.properties b/gradle.properties
index 923f424c4e..48a5330d31 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -6,4 +6,4 @@ kotlin.incremental=true
 kotlin.incremental.js=true
 
 library_group=dev.inmo
-library_version=9.0.0
+library_version=9.1.0