diff --git a/dev/build-arm/Dockerfile b/dev/build-arm/Dockerfile
index b2e60cab..45527fbf 100644
--- a/dev/build-arm/Dockerfile
+++ b/dev/build-arm/Dockerfile
@@ -3,7 +3,7 @@
 # =========================
 FROM node:16-alpine AS build
 
-RUN apk add yarn g++ make --no-cache
+RUN apk add yarn g++ make python3 --no-cache
 
 WORKDIR /wiki