diff --git a/Dockerfile b/Dockerfile
index fc1bcf3e2..2174df9c0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -37,6 +37,7 @@ ARG TOOLS="                           \
         default-libmysqlclient-dev    \
         default-mysql-client          \
         locales                       \
+        nmap                          \
         openssh-client                \
         sshpass                       \
         telnet                        \
diff --git a/Dockerfile-ee b/Dockerfile-ee
index 4b875cd17..d4b2391e6 100644
--- a/Dockerfile-ee
+++ b/Dockerfile-ee
@@ -39,6 +39,7 @@ ARG TOOLS="                           \
         default-libmysqlclient-dev    \
         default-mysql-client          \
         locales                       \
+        nmap                          \
         openssh-client                \
         sshpass                       \
         telnet                        \