diff --git a/dotnet-aspnet/Dockerfile.22.04 b/dotnet-aspnet/Dockerfile.22.04
index 3cc92cb..d433295 100644
--- a/dotnet-aspnet/Dockerfile.22.04
+++ b/dotnet-aspnet/Dockerfile.22.04
@@ -2,7 +2,7 @@ ARG UBUNTU_RELEASE=22.04
 ARG USER=app UID=101 GROUP=app GID=101
 ARG CHISEL_VERSION=1.1.0
 
-FROM ubuntu.azurecr.io/ubuntu:$UBUNTU_RELEASE@sha256:1582c29f34a48752e406f1a261fe9545fad895da3f6bb4be55bc82485557564e AS builder
+FROM ubuntu.azurecr.io/ubuntu:$UBUNTU_RELEASE@sha256:b2fd7c7dee18f2ce9023550702af6408d322a278800ed07829c6dc94b82960b0 AS builder
 ARG USER UID GROUP GID TARGETARCH UBUNTU_RELEASE CHISEL_VERSION
 SHELL ["/bin/bash", "-oeux", "pipefail", "-c"]
 
diff --git a/dotnet-deps/Dockerfile.22.04 b/dotnet-deps/Dockerfile.22.04
index dae77d0..89bb594 100644
--- a/dotnet-deps/Dockerfile.22.04
+++ b/dotnet-deps/Dockerfile.22.04
@@ -2,7 +2,7 @@ ARG UBUNTU_RELEASE=22.04
 ARG USER=app UID=101 GROUP=app GID=101
 ARG CHISEL_VERSION=1.1.0
 
-FROM ubuntu.azurecr.io/ubuntu:$UBUNTU_RELEASE@sha256:1582c29f34a48752e406f1a261fe9545fad895da3f6bb4be55bc82485557564e AS builder
+FROM ubuntu.azurecr.io/ubuntu:$UBUNTU_RELEASE@sha256:b2fd7c7dee18f2ce9023550702af6408d322a278800ed07829c6dc94b82960b0 AS builder
 ARG USER UID GROUP GID TARGETARCH UBUNTU_RELEASE CHISEL_VERSION
 SHELL ["/bin/bash", "-oeux", "pipefail", "-c"]
 RUN apt-get update \
diff --git a/dotnet-runtime/Dockerfile.22.04 b/dotnet-runtime/Dockerfile.22.04
index a20cd30..e7e45d9 100644
--- a/dotnet-runtime/Dockerfile.22.04
+++ b/dotnet-runtime/Dockerfile.22.04
@@ -2,7 +2,7 @@ ARG UBUNTU_RELEASE=22.04
 ARG USER=app UID=101 GROUP=app GID=101
 ARG CHISEL_VERSION=1.1.0
 
-FROM ubuntu.azurecr.io/ubuntu:$UBUNTU_RELEASE@sha256:1582c29f34a48752e406f1a261fe9545fad895da3f6bb4be55bc82485557564e AS builder
+FROM ubuntu.azurecr.io/ubuntu:$UBUNTU_RELEASE@sha256:b2fd7c7dee18f2ce9023550702af6408d322a278800ed07829c6dc94b82960b0 AS builder
 ARG USER UID GROUP GID TARGETARCH UBUNTU_RELEASE CHISEL_VERSION
 SHELL ["/bin/bash", "-oeux", "pipefail", "-c"]
 RUN apt-get update \