diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 # aes-gcm-stream
 
+[Crates](https://crates.io/crates/aes-gcm-stream)
 [Document](https://docs.rs/aes-gcm-stream/)
 
 ## Encrypt