diff --git a/Dockerfile b/Dockerfile
index 3d91269..97b113b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.11 AS builder
+FROM alpine:3.12 AS builder
 
 ENV VERSION=1.4.4
 ENV SHA256_SUM=2b8923836a0f83f9806fffc6dfa245705968a0005deab66c1056570eae11c7d7