diff --git a/tilt.dockerfile b/tilt.dockerfile
index bdf59059..4a6e577f 100644
--- a/tilt.dockerfile
+++ b/tilt.dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.20.3
+FROM alpine:3.21.0
 WORKDIR /
 COPY ./bin/manager /manager