diff --git a/Dockerfile b/Dockerfile
index 3b9203f..faaf7c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Debian GNU/Linux 10 (1.13.10-buster)
-FROM golang:1.13.10-buster
+FROM golang:1.16-buster
 
 # copy entrypoint file
 COPY entrypoint.go /usr/bin/entrypoint.go
@@ -8,4 +8,4 @@ COPY entrypoint.go /usr/bin/entrypoint.go
 RUN chmod +x /usr/bin/entrypoint.go
 
 # set entrypoint command
-ENTRYPOINT [ "go", "run", "/usr/bin/entrypoint.go" ]
\ No newline at end of file
+ENTRYPOINT [ "go", "run", "/usr/bin/entrypoint.go" ]