diff --git a/Dockerfile b/Dockerfile
index 5a29338..ee8ed80 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.12.0
+FROM alpine:3.13.0
 
 RUN apk add --update bash clamav clamav-libunrar && \
     rm -fr /var/cache/apk/*