diff --git a/Dockerfile b/Dockerfile
index 24e2159..7059d8c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,7 +10,7 @@ ENV KAFKA_VERSION=3.7.0
 RUN ln -snf /usr/share/zoneinfo/US/Pacific /etc/localtime && \
   apt update && \
   apt install -y zsh mariadb-client postgresql-client dnsutils netcat-traditional jq \
-  neovim curl gnupg openjdk-21-jre-headless tcpdump rclone sysstat socat \
+  neovim curl gnupg openjdk-21-jre-headless tcpdump rclone sysstat socat conntrack \
   sudo sshpass && \
   curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.29/deb/Release.key | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg && \
   echo 'deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.29/deb/ /' | tee /etc/apt/sources.list.d/kubernetes.list && \