diff --git a/dropgz/build/linux.Dockerfile b/dropgz/build/linux.Dockerfile
index aab0522a8c..4152f04402 100644
--- a/dropgz/build/linux.Dockerfile
+++ b/dropgz/build/linux.Dockerfile
@@ -12,7 +12,7 @@ COPY ./azure-ipam .
 RUN curl -LO --cacert /etc/ssl/certs/ca-certificates.crt https://github.com/Azure/azure-container-networking/releases/download/azure-ipam%2F$AZIPAM_VERSION/azure-ipam-$OS-$ARCH-$AZIPAM_VERSION.tgz && tar -xvf azure-ipam-$OS-$ARCH-$AZIPAM_VERSION.tgz
 
 FROM tar AS azure-vnet
-ARG AZCNI_VERSION=v1.5.24
+ARG AZCNI_VERSION=v1.5.28
 ARG VERSION
 ARG OS
 ARG ARCH
diff --git a/dropgz/build/windows.Dockerfile b/dropgz/build/windows.Dockerfile
index 465c676e1c..7ddb433e32 100644
--- a/dropgz/build/windows.Dockerfile
+++ b/dropgz/build/windows.Dockerfile
@@ -6,7 +6,7 @@ RUN tdnf install -y unzip
 RUN tdnf upgrade -y && tdnf install -y ca-certificates
 
 FROM tar AS azure-vnet
-ARG AZCNI_VERSION=v1.5.24
+ARG AZCNI_VERSION=v1.5.28
 ARG VERSION
 ARG OS
 ARG ARCH