diff --git a/Dockerfile b/Dockerfile
index f8e3a82..d69a610 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM python:3.8-buster
 
 
 COPY requirements.txt ./
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir -U -r requirements.txt
 
 COPY . .