diff --git a/Dockerfile-alpine b/Dockerfile-alpine
index 63df62e9..dcd296a2 100644
--- a/Dockerfile-alpine
+++ b/Dockerfile-alpine
@@ -1,4 +1,4 @@
-FROM ruby:2.6.5-alpine
+FROM ruby:2.7.6-alpine
 
 ENV LANG=C.UTF-8
 ENV ENABLE_SERVICE_WORKER=true