diff --git a/Dockerfile b/Dockerfile
index 31fa8d4..71e7de5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # get latest golang container
-FROM golang:1.16.2
+FROM golang:1.16.3
 
 # create and set workingfolder
 WORKDIR /go/src/