diff --git a/Dockerfile b/Dockerfile
index bd76606..43d2dbe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ RUN echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ bookworm main contrib
     echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian-security bookworm-security main contrib non-free non-free-firmware" >> /etc/apt/sources.list
 
 
-RUN rm -rf /etc/apt//sources.list.d/debian.sources
+RUN rm -rf /etc/apt/sources.list.d/debian.sources
 
 RUN apt update
 RUN apt install wget lsb-release unzip -y