diff --git a/README.md b/README.md
index d79f90af..67815693 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ Exercism problems in C
 
 ## Contributing
 
-Contributions are very welcome! Please see the [contributing guide](https://github.com/exercism/c/blob/master/docs/CONTRIBUTING.md) to get started. The guide contains general contribution tips, information on the code style, information on the continuous integration used and the anatomy of an exercise on this language track.
+Contributions are very welcome! Please see the [contributing guide](https://github.com/exercism/c/blob/main/docs/CONTRIBUTING.md) to get started. The guide contains general contribution tips, information on the code style, information on the continuous integration used and the anatomy of an exercise on this language track.
 
 ## License