diff --git a/README.md b/README.md
index 92f3ffb..3bf8110 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,9 @@ Installed tools:
   - rsync
   - mc
   - nano
+  - ping
+  - dig
+  - nslookup
 - ubuntu images
   - unp
 
diff --git a/dockerfile/alpine b/dockerfile/alpine
index 28eba9b..d726611 100644
--- a/dockerfile/alpine
+++ b/dockerfile/alpine
@@ -3,7 +3,7 @@
 FROM alpine:3.18
 
 RUN apk update && \
-  apk add --no-cache nano mc micro rsync ncdu git curl openssh-client
+apk add --no-cache nano mc micro rsync ncdu git curl openssh-client iputils bind-tools
 COPY ./bin/ /usr/local/bin
 
 ENTRYPOINT ["sleep", "infinity"]
diff --git a/dockerfile/ubuntu b/dockerfile/ubuntu
index 6eda82e..6f5fc33 100644
--- a/dockerfile/ubuntu
+++ b/dockerfile/ubuntu
@@ -3,7 +3,8 @@
 FROM ubuntu:22.04
 
 RUN apt-get update \
-  && apt-get install -y nano mc micro rsync ncdu git curl unp \
+  && apt-get full-upgrade -y \
+  && apt-get install -y nano mc micro rsync ncdu git curl unp iputils-ping dnsutils \
   && rm -rf /var/lib/apt/lists/*
 COPY ./bin/ /usr/local/bin