diff --git a/Dockerfile b/Dockerfile
index 77c46ba77e4a057aad3b4416bc734eba6a43a007..249eb571748c2f83ca7e0a325ec61574dfbd69b8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:stable-slim
+FROM debian:bullseye-slim
 
 RUN apt-get -q update && \
     echo prometheus-blackbox-exporter prometheus-blackbox-exporter/want_cap_net_raw boolean true \