diff --git a/Dockerfile b/Dockerfile
index 1d82a34..2ae60bf 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,6 +28,6 @@ RUN pip install -r requirements.txt
 
 COPY . .
 
-RUN python -c "import constants; repos='\n'.join(['\n'.join(['', f'[{repo}]', f'Server = file:///prebuilts/\$repo']) for repo in constants.REPOSITORIES]); print(repos)" | tee -a /etc/pacman.conf
+RUN python -c "import constants; repos='\n'.join(['\n'.join(['', f'[{repo}]', f'Server = file:///prebuilts/\$arch/\$repo']) for repo in constants.REPOSITORIES]); print(repos)" | tee -a /etc/pacman.conf
 
 WORKDIR /src