diff --git a/Dockerfile b/Dockerfile
index 55a0f06..7a576aa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-from gcc:6.3
+FROM gcc:7.1
 
 COPY entrypoint.sh /
 COPY build.sh /project/build
diff --git a/README.md b/README.md
index af6d077..8b237e1 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ This is a C/C++ runner for CMake projects (based on GCC).
 ## How to Use it
 
 ```yaml
-runner: techio/cmake-gcc-runner:1.1.0-gcc-6.3
+runner: techio/cmake-gcc-runner:1.1.0-gcc-7.1
 ```
 
 Your project will be compiled one with: