diff --git a/Dockerfile b/Dockerfile
index 9b8e714..ef7578d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # get latest golang container
-FROM golang:1.17.4
+FROM golang:1.17.5
 
 # create and set workingfolder
 WORKDIR /go/src/