diff --git a/Dockerfile b/Dockerfile
index 3cba11d..46742e7 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,5 +7,5 @@ COPY            . ./
 RUN             make install
 
 # minimalist runtime
-FROM alpine:3.13.5
+FROM alpine:3.14.0
 COPY            --from=builder /go/bin/pertify /bin/