diff --git a/Dockerfile b/Dockerfile
index 1010f84..85ae883 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@ RUN apt upgrade -y
 WORKDIR /app
 
 COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt --extra-index-url https://git.theprivateserver.de/api/packages/PHB/pypi/simple/
 
 COPY . .