diff --git a/README.md b/README.md
index bbb810c..22b2a0c 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ A image hashing library written in Go. ImageHash supports:
 * [Average hashing](http://www.hackerfactor.com/blog/index.php?/archives/432-Looks-Like-It.html)
 * [Difference hashing](http://www.hackerfactor.com/blog/index.php?/archives/529-Kind-of-Like-That.html)
 * [Perception hashing](http://www.hackerfactor.com/blog/index.php?/archives/432-Looks-Like-It.html)
-* Wavlet hashing [TODO]
+* [Wavelet hashing](https://fullstackml.com/wavelet-image-hash-in-python-3504fdd282b5) [TODO]
 
 **Only support 64bits hash.**
 
diff --git a/imagehash.go b/imagehash.go
index 0db84c0..41435aa 100644
--- a/imagehash.go
+++ b/imagehash.go
@@ -22,7 +22,7 @@ const (
 	AHash                   // Average Hash
 	PHash                   // Perceptual Hash
 	DHash                   // Difference Hash
-	WHash                   // Wavlet Hash
+	WHash                   // Wavelet Hash
 )
 
 // NewImageHash function creates a new image hash.