diff --git a/Dockerfile b/Dockerfile
index a4f22f8..b999187 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,9 @@ COPY ./os-version.sh /usr/local/bin/os-version
 RUN install -dm 2750 -o builder -g builder /srv/gems
 VOLUME /srv/gems
 
-RUN apk add --no-cache su-exec libc6-compat libstdc++ openssh-client tea
+RUN apk add --no-cache su-exec libc6-compat libstdc++ openssh-client
+RUN apk add --no-cache tea \
+    || wget https://gitea.com/attachments/395b73a9-a56b-4933-8c99-dc2d2619925a -O /usr/bin/tea \
+    && chmod +x /usr/bin/tea
 
 ENTRYPOINT /bin/sh