diff --git a/Dockerfile b/Dockerfile
index 9d5869a4..538ffa12 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -63,6 +63,7 @@ RUN set -eux \
 	&& apk add --no-cache curl \
 	&& apk add --no-cache docker \
 	&& apk add --no-cache zip \
+	&& apk add --no-cache openssl \
     && if [ ! -e /usr/bin/python ]; then ln -sf python3 /usr/bin/python ; fi \
     && python3 -m ensurepip \
     && rm -r /usr/lib/python*/ensurepip \