diff --git a/gradle.properties b/gradle.properties
index c6b3b89..1454cd8 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,5 +1,5 @@
 kotlin.code.style=official
 org.gradle.parallel=true
 
-kotlin_version=1.4.10
+kotlin_version=1.4.20
 telegram_bot_api_version=0.30.8