diff --git a/Dockerfile b/Dockerfile
index 378cf12..b4830b6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -74,6 +74,7 @@ RUN chmod +x /scripts/* \
       sslscan \
       tcpdump \
       tcptraceroute \
+      telnet \
       tmux \
       tree \
       vim \