diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index 0bb0c2e..872e640 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -13,7 +13,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Build image
-        run: docker build -t matrix-bot:latest .
+        run: docker build -t matrix-bot:latest --build-arg TARGETOS=linux --build-arg TARGETARCH=arm64 .
 
       - name: Stop and remove old container
         run: |
diff --git a/Dockerfile b/Dockerfile
index 7517c81..1a022bb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,13 +1,15 @@
 FROM golang:1.25.5-alpine AS build
+ARG TARGETOS
+ARG TARGETARCH
 WORKDIR /app
 
 RUN apk add --no-cache ca-certificates olm-dev build-base
 
-COPY go.mod go.sum ./
+COPY go.mod ./
 RUN go mod download
 
 COPY . .
-RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -o matrix-bot ./
+RUN CGO_ENABLED=1 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH:-arm64} go build -o matrix-bot ./
 
 FROM alpine:3.19
 WORKDIR /app