diff --git a/apis/telemsg/requirements.txt b/apis/telemsg/requirements.txt
index c01e056..6860a26 100644
--- a/apis/telemsg/requirements.txt
+++ b/apis/telemsg/requirements.txt
@@ -1,3 +1,3 @@
-flask
-gunicorn
-python-telegram-bot>=12.0.0b1
+flask==2.0.1
+gunicorn==20.1.0
+python-telegram-bot==13.5
diff --git a/hosts/telebot/Dockerfile b/hosts/telebot/Dockerfile
index 7f58033..a8e9039 100644
--- a/hosts/telebot/Dockerfile
+++ b/hosts/telebot/Dockerfile
@@ -1,5 +1,5 @@
 # docker build -t evs-telebot .
-FROM python:3.9-alpine3.12
+FROM python:3.9-slim
 
 COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
diff --git a/hosts/telebot/requirements.txt b/hosts/telebot/requirements.txt
index f92c0b6..aa28b1f 100644
--- a/hosts/telebot/requirements.txt
+++ b/hosts/telebot/requirements.txt
@@ -1,2 +1,2 @@
-python-telegram-bot>=12.0.0b1
-requests
+python-telegram-bot==13.5
+requests==2.25.1