diff --git a/docker/Dockerfile b/docker/Dockerfile
index a9eb030..3652fa4 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -29,7 +29,7 @@ RUN cmake .. \
 # Must track the builder's Debian release: the builder (debian:13/trixie) links
 # against glibc 2.38+, so an older runtime (e.g. bookworm, glibc 2.36) cannot run
 # the resulting binary. Package names use the trixie t64 spelling.
-FROM debian:trixie-slim@sha256:62bd423aeee912639ca8ee681c2b762cb3e25137e0a92b20be455898a9f034ad
+FROM debian:trixie-slim@sha256:f6b08b09a05725f9431502d3b5714f5c4576e82c1a84fa1debe0c24a7e0c3ec4
 
 RUN apt-get update && apt-get install -y \
     libcurl3t64-gnutls \