diff --git a/Dockerfile b/Dockerfile
index 547201e..7b238a9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,11 +11,12 @@ ENV TIMEZONE=Europe/Vienna
 
 VOLUME [ "/home/${USERNAME}" ]
 
-RUN apt-get update && apt-get upgrade -y && apt-get install -y sudo vim git zsh curl wget iproute2 dnsutils && \
+RUN apt-get update && apt-get upgrade -y && apt-get install -y sudo vim git zsh curl wget && \
     groupadd -g ${GROUP_ID} ${USERNAME} && \
     useradd -u ${USER_ID} -g ${GROUP_ID} -M -d /home/${USERNAME} -s /bin/zsh ${USERNAME} && \
     echo "${USERNAME} ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers && \
-    ln -fs /usr/share/zoneinfo/${TIMEZONE} /etc/localtime
+    ln -fs /usr/share/zoneinfo/${TIMEZONE} /etc/localtime && \
+    apt-get install -y iproute2 dnsutils iputils-ping
 
 USER ${USERNAME}
 WORKDIR /home/${USERNAME}