diff --git a/versions b/versions
index fdc818234..f96e05e9a 100644
--- a/versions
+++ b/versions
@@ -2,5 +2,5 @@ elixir="1.15.7"
 otp="26.1.2"
 openssl="1.1.1s"
 rebar3="3.22.0"
-debian="bullseye-20230612-slim"
+debian="bookworm-20231009-slim"
 ubuntu="focal-20230126"