diff --git a/Dockerfile b/Dockerfile
index 81b95ef..f524c60 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,34 +1,46 @@
-ARG VERSION=1.16.0
+# Use Debian Trixie slim with Python 3.13
+FROM python:3.13-slim-trixie
 
-FROM python:3.7-alpine3.11
 LABEL maintainer="Luke Childs <lukechilds123@gmail.com>"
 
-ARG VERSION
+ARG VERSION=1.18.0
 
+# Install dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+      git \
+      build-essential \
+      python3-dev \
+      libleveldb-dev \
+      libssl-dev \
+      openssl \
+      ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy helper scripts (init, etc.)
 COPY ./bin /usr/local/bin
+RUN chmod a+x /usr/local/bin/*
 
-RUN chmod a+x /usr/local/bin/* && \
-    apk add --no-cache git build-base openssl && \
-    apk add --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/v3.11/main leveldb-dev && \
-    apk add --no-cache --repository http://dl-cdn.alpinelinux.org/alpine/edge/testing rocksdb-dev && \
-    pip install aiohttp pylru plyvel websockets python-rocksdb uvloop && \
-    git clone -b $VERSION https://github.com/spesmilo/electrumx.git && \
-    cd electrumx && \
-    python setup.py install && \
-    apk del git build-base && \
-    rm -rf /tmp/*
+# Clone ElectrumX source and install
+RUN git clone --depth 1 --branch ${VERSION} https://github.com/spesmilo/electrumx.git /electrumx \
+    && pip install --no-cache-dir uvloop plyvel \
+    && pip install --no-cache-dir /electrumx \
+    && rm -rf /electrumx
 
+# ElectrumX config
 VOLUME ["/data"]
-ENV HOME /data
-ENV ALLOW_ROOT 1
-ENV EVENT_LOOP_POLICY uvloop
-ENV DB_DIRECTORY /data
+ENV HOME=/data
+ENV ALLOW_ROOT=1
+ENV EVENT_LOOP_POLICY=uvloop
+ENV DB_DIRECTORY=/data
 ENV SERVICES=tcp://:50001,ssl://:50002,wss://:50004,rpc://0.0.0.0:8000
-ENV SSL_CERTFILE ${DB_DIRECTORY}/electrumx.crt
-ENV SSL_KEYFILE ${DB_DIRECTORY}/electrumx.key
-ENV HOST ""
+ENV SSL_CERTFILE=${DB_DIRECTORY}/electrumx.crt
+ENV SSL_KEYFILE=${DB_DIRECTORY}/electrumx.key
+ENV HOST=""
+
 WORKDIR /data
 
+# Ports: TCP, SSL, WS, RPC
 EXPOSE 50001 50002 50004 8000
 
 CMD ["init"]
+
diff --git a/README.md b/README.md
index dad7d5c..2a81031 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ An easily configurable Docker image for running an Electrum server.
 docker run \
   -v /home/username/electrumx:/data \
   -e DAEMON_URL=http://user:pass@host:port \
-  -e COIN=BitcoinSegwit \
+  -e COIN=Bitcoin \
   -p 50002:50002 \
   lukechilds/electrumx
 ```
@@ -48,9 +48,9 @@ You can also run a specific version of ElectrumX if you want.
 docker run \
   -v /home/username/electrumx:/data \
   -e DAEMON_URL=http://user:pass@host:port \
-  -e COIN=BitcoinSegwit \
+  -e COIN=Bitcoin \
   -p 50002:50002 \
-  lukechilds/electrumx:v1.8.7
+  lukechilds/electrumx:v1.18.0
 ```
 
 ## License
diff --git a/bin/init b/bin/init
index de2157e..48e26da 100644
--- a/bin/init
+++ b/bin/init
@@ -1,7 +1,10 @@
 #!/bin/sh
 
 if [ ! -e "${SSL_CERTFILE}" ] || [ ! -e "${SSL_KEYFILE}" ]; then
-  openssl req -newkey rsa:2048 -sha256 -nodes -x509 -days 365 -subj "/O=ElectrumX" -keyout "${SSL_KEYFILE}" -out "${SSL_CERTFILE}"
+  openssl req -newkey rsa:2048 -sha256 -nodes -x509 -days 36500 \
+    -subj "/O=ElectrumX" \
+    -keyout "${SSL_KEYFILE}" \
+    -out "${SSL_CERTFILE}"
 fi
 
-exec /electrumx/electrumx_server
+exec electrumx_server