diff --git a/Dockerfile b/Dockerfile
index 0900a73..9b78a59 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM alpine as builder
 
-ENV TDLIB_VERSION=1.4.0
+ENV TDLIB_VERSION=1.5.0
 
 RUN apk update && apk add gperf alpine-sdk openssl-dev git cmake zlib-dev