diff --git a/Dockerfile b/Dockerfile
index eec678f..b1ffb3c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.19.5-buster
+FROM golang:1.20.0-buster
 
 # hadolint ignore=DL3027
 RUN apt-get update \