diff --git a/dockerfile b/dockerfile
index 8674b9993..a996ddaa4 100644
--- a/dockerfile
+++ b/dockerfile
@@ -3,16 +3,18 @@ FROM node:14-alpine3.12 AS release
 WORKDIR /app
 
 # split the sqlite install here, so that it can caches the arm prebuilt
-RUN apk add --no-cache --virtual .build-deps make g++ python3 python3-dev git && \
-            ln -s /usr/bin/python3 /usr/bin/python && \
-            npm install mapbox/node-sqlite3#593c9d && \
-            apk del .build-deps && \
-            rm -f /usr/bin/python
+RUN apk upgrade -U && \
+    apk add --no-cache bind-tools && \
+    apk add --no-cache --virtual .build-deps make g++ python3 python3-dev git && \
+    ln -s /usr/bin/python3 /usr/bin/python && \
+    npm install mapbox/node-sqlite3#593c9d && \
+    apk del .build-deps && \
+    rm -f /usr/bin/python
 
 # Install apprise
-RUN apk add --no-cache python3 py3-cryptography py3-pip py3-six py3-yaml py3-click py3-markdown py3-requests py3-requests-oauthlib
-RUN pip3 --no-cache-dir install apprise && \
-            rm -rf /root/.cache
+RUN apk add --no-cache python3 py3-cryptography py3-pip py3-six py3-yaml py3-click py3-markdown py3-requests py3-requests-oauthlib && \
+    pip3 --no-cache-dir install apprise && \
+    rm -rf /root/.cache
 
 COPY . .
 RUN npm install --legacy-peer-deps && npm run build && npm prune