diff --git a/Dockerfile.moth-devel b/Dockerfile.moth-devel
index d0960c0..bf5cf4f 100644
--- a/Dockerfile.moth-devel
+++ b/Dockerfile.moth-devel
@@ -1,4 +1,6 @@
-FROM python:3-alpine
+FROM alpine
+
+RUN apk --no-cache add python3 py3-pillow
 
 COPY tools/devel-server.py /moth/
 COPY tools/moth.py /moth/