diff --git a/actions/rclone/Dockerfile b/actions/rclone/Dockerfile
index 4e184d3af..ed5e2b894 100644
--- a/actions/rclone/Dockerfile
+++ b/actions/rclone/Dockerfile
@@ -1,5 +1,5 @@
 # Use a specific version tag for the base image
-FROM alpine:3.24
+FROM alpine:3.24@sha256:294b683cb724975bec92580e1e685676bd4b50bda910ddb8c51d4cabeaec77e6
 
 # Combine RUN commands into a single line to reduce the number of layers
 RUN apk --update --no-cache add \