diff --git a/README.md b/README.md
index febc4d6d..54ddb5a4 100644
--- a/README.md
+++ b/README.md
@@ -68,7 +68,7 @@ env, err := cel.NewEnv(
 )
 ```
 
-That's it. The environment is ready to be use for parsing and type-checking.
+That's it. The environment is ready to be used for parsing and type-checking.
 CEL supports all the usual primitive types in addition to lists, maps, as well
 as first-class support for JSON and Protocol Buffers.