diff --git a/Dockerfile b/Dockerfile
index 1ce6127..ebfdc76 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Image page: <https://hub.docker.com/_/gcc>
-FROM gcc:10.2.0 as builder
+FROM gcc:10.3.0 as builder
 
 # e.g.: `docker build --build-arg "VERSION=0.9.3" .`
 ARG VERSION="0.9.3"