diff --git a/Dockerfile b/Dockerfile
index 1629a0c7c..4af756b8d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.15.4-buster
+FROM golang:1.15.5-buster
 EXPOSE 8000
 
 ENV GODEBUG=x509ignoreCN=0