diff --git a/Dockerfile b/Dockerfile
index 22b2524..04af995 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ COPY src/ src/
 RUN cargo build --locked --release
 
 # The runtime needs CA certificates and OpenSSL for outbound HTTPS.
-FROM debian:bookworm-slim@sha256:abd67ffcfa541b485a3dff59865ab629aa048a6c613e639d36e7456b0b229241
+FROM debian:bookworm-slim@sha256:88200866dfff7ea7f5cbcb6ec7c8a701889efe6fe859fe64d6990e4b07ea4171
 
 RUN apt-get update \
     && apt-get install -y ca-certificates libssl3 \