diff --git a/tools/docker/healthcheck.sh b/tools/docker/healthcheck.sh
index a8dae4e86..96899299e 100755
--- a/tools/docker/healthcheck.sh
+++ b/tools/docker/healthcheck.sh
@@ -1,7 +1,11 @@
 #!/bin/sh
 
 HOST="localhost"
-PORT=6379
+PORT=$HEALTHCHECK_PORT
+
+if [ -z "$HEALTHCHECK_PORT" ]; then
+    PORT=$(netstat -tuln | grep -oE ':[0-9]+' | grep -oE '[0-9]+' | tail -n 1)
+fi
 
 # If we're running with TLS enabled, utilise OpenSSL for the check
 if [ -f "/etc/dragonfly/tls/ca.crt" ]
diff --git a/tools/packaging/Dockerfile.alpine-dev b/tools/packaging/Dockerfile.alpine-dev
index 183c4c54c..252d9a7ae 100644
--- a/tools/packaging/Dockerfile.alpine-dev
+++ b/tools/packaging/Dockerfile.alpine-dev
@@ -4,7 +4,7 @@ FROM gcr.io/cadvisor/cadvisor:v0.46.0 as libpfm_donor
 FROM alpine:3 as builder
 
 # "openssl-libs-static" fixes "Could NOT find OpenSSL, try to set the path to OpenSSL root folder in the"
-RUN apk add autoconf-archive automake bash bison boost-dev cmake coreutils \
+RUN apk add autoconf-archive automake bash bison boost-dev cmake coreutils net-tools \
         curl ccache git gcc gdb g++ libunwind-dev libtool make ninja \
         openssl-dev openssl-libs-static patch zip zstd-static
 
diff --git a/tools/packaging/Dockerfile.ubuntu-dev b/tools/packaging/Dockerfile.ubuntu-dev
index d6512139b..2046ee3d2 100644
--- a/tools/packaging/Dockerfile.ubuntu-dev
+++ b/tools/packaging/Dockerfile.ubuntu-dev
@@ -17,7 +17,7 @@ FROM ubuntu:20.04
 RUN --mount=type=tmpfs,target=/var/cache/apt \
     --mount=type=tmpfs,target=/var/lib/apt/lists \
     apt update && \
-    apt install -q -y --no-install-recommends netcat-openbsd ca-certificates redis-tools
+    apt install -q -y --no-install-recommends netcat-openbsd ca-certificates redis-tools net-tools
 
 RUN groupadd -r -g 999 dfly && useradd -r -g dfly -u 999 dfly
 RUN mkdir /data && chown dfly:dfly /data
diff --git a/tools/packaging/Dockerfile.ubuntu-prod b/tools/packaging/Dockerfile.ubuntu-prod
index 67c312d15..c8c06d5fb 100644
--- a/tools/packaging/Dockerfile.ubuntu-prod
+++ b/tools/packaging/Dockerfile.ubuntu-prod
@@ -25,7 +25,7 @@ ARG DEBIAN_FRONTEND=noninteractive
 RUN --mount=type=tmpfs,target=/var/cache/apt \
     --mount=type=tmpfs,target=/var/lib/apt/lists \
     apt -q update && \
-    apt install -q -y --no-install-recommends netcat-openbsd ca-certificates redis-tools
+    apt install -q -y --no-install-recommends netcat-openbsd ca-certificates redis-tools net-tools
 
 RUN groupadd -r -g 999 dfly && useradd -r -g dfly -u 999 dfly
 RUN mkdir /data && chown dfly:dfly /data