diff --git a/Dockerfile.ci b/Dockerfile.ci
index f3df987..1782370 100644
--- a/Dockerfile.ci
+++ b/Dockerfile.ci
@@ -9,7 +9,7 @@ ARG UBUNTU_MIRROR_ARCHIVE=archive.ubuntu.com/ubuntu
 ARG UBUNTU_MIRROR_SECURITY=security.ubuntu.com/ubuntu
 ARG UBUNTU_MIRROR_PORTS=ports.ubuntu.com/ubuntu-ports
 
-ARG ZSDK_VERSION=0.17.2
+ARG ZSDK_VERSION=0.17.3
 ENV ZSDK_VERSION=$ZSDK_VERSION
 ARG KITWARE_NINJA_VERSION=1.11.1.g95dee.kitware.jobserver-1
 ENV KITWARE_NINJA_VERSION=$KITWARE_NINJA_VERSION