diff --git a/.forgejo/workflows/ci.yaml b/.forgejo/workflows/ci.yaml
index b1defe3..e1018e9 100644
--- a/.forgejo/workflows/ci.yaml
+++ b/.forgejo/workflows/ci.yaml
@@ -31,8 +31,7 @@ jobs:
         with:
           context: .
           push: true
-          # platforms: linux/amd64,linux/arm64 # ARM disabled for now: error: command 'gcc' failed: No such file or directory
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
           tags: code.f2n.me/finn/matrix-bot-praying-times:latest
       - name: Inspect
         run: |
diff --git a/Dockerfile b/Dockerfile
index be4a230..9b596d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,8 @@ FROM python:3.12-alpine
 
 WORKDIR /bot
 
+RUN apk update && apk add python3-dev gcc libc-dev
+
 COPY requirements.txt requirements.txt
 RUN pip3 install -r requirements.txt