diff --git a/Dockerfile b/Dockerfile
index a223480..ca2e6ec 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,7 @@ RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o /ecs-upgrade/ecs-
 #
 # Runtime container
 #
-FROM alpine:latest  
+FROM alpine:3.15  
 
 RUN apk --no-cache add ca-certificates && mkdir -p /app