diff --git a/packages/dart/sshnoports/tools/Dockerfile b/packages/dart/sshnoports/tools/Dockerfile
index 4837cb9f2..070aa6685 100644
--- a/packages/dart/sshnoports/tools/Dockerfile
+++ b/packages/dart/sshnoports/tools/Dockerfile
@@ -17,7 +17,7 @@ RUN \
   dart compile exe bin/srv.dart -o ${BINARYDIR}/srv
 
 # Second stage of build FROM debian-slim
-FROM debian:stable-20240311-slim@sha256:d10f0545d14bad5f4d230301f7e4fd904384f2dd16fda16d708f936c2fa1db3e
+FROM debian:stable-20240408-slim@sha256:2c96e0011b1b2855d8e482e6d4ced6d292ea50750e9e535d09510167ae4858f9
 ENV USER=atsign
 ENV HOMEDIR=/${USER}
 ENV BINARYDIR=/usr/local/at
diff --git a/packages/dart/sshnoports/tools/Dockerfile.activate b/packages/dart/sshnoports/tools/Dockerfile.activate
index 7c407a6e8..2b446b29f 100644
--- a/packages/dart/sshnoports/tools/Dockerfile.activate
+++ b/packages/dart/sshnoports/tools/Dockerfile.activate
@@ -15,7 +15,7 @@ RUN \
   dart compile exe bin/activate_cli.dart -o ${BINARYDIR}/at_activate
 
 # Second stage of build FROM debian-slim
-FROM debian:stable-20240311-slim@sha256:d10f0545d14bad5f4d230301f7e4fd904384f2dd16fda16d708f936c2fa1db3e
+FROM debian:stable-20240408-slim@sha256:2c96e0011b1b2855d8e482e6d4ced6d292ea50750e9e535d09510167ae4858f9
 ENV USER=atsign
 ENV HOMEDIR=/${USER}
 ENV BINARYDIR=/usr/local/at