diff --git a/requirements.txt b/requirements.txt
index 62de5db..608a19b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,10 +1,15 @@
-werkzeug
+werkzeug~=2.0.1
 requests
 blinker
-Flask
-marshmallow
+Flask~=2.0.1
+marshmallow~=3.13.0
 Flask-Classful
 gunicorn
 sentry_sdk
 flask_minio
-py-healthcheck
\ No newline at end of file
+minio~=6.0.0
+py-healthcheck
+
+jaeger-client
+Flask-Opentracing
+opentracing~=2.4.0
\ No newline at end of file