diff --git a/README.md b/README.md
index de0891a7044a94..70d927b381ec61 100644
--- a/README.md
+++ b/README.md
@@ -2,4 +2,4 @@
 
 This directory and its subdirectories contain source code for LLVM,
 a toolkit for the construction of highly optimized compilers,
-optimizers, and runtime environments.
+optimizers, and runtime environments.