diff --git a/rsbinder-aidl/README.md b/rsbinder-aidl/README.md
index 034bb6f..acf8cae 100644
--- a/rsbinder-aidl/README.md
+++ b/rsbinder-aidl/README.md
@@ -1,5 +1,5 @@
 # rsbinder-aidl
-This is a AIDL compiler for **rsbinder**.
+This is an AIDL compiler for **rsbinder**.
 
 ## How to use the AIDL Code Generator
 * Add the build-dependencies to Cargo.toml: