diff --git a/eth/protocols/snap/gentrie.go b/eth/protocols/snap/gentrie.go
index 8ef1a00753..81c2640b62 100644
--- a/eth/protocols/snap/gentrie.go
+++ b/eth/protocols/snap/gentrie.go
@@ -132,7 +132,7 @@ func (t *pathTrie) onTrieNode(path []byte, hash common.Hash, blob []byte) {
 	//
 	// The extension node is detected if its path is the prefix of last committed
 	// one and path gap is larger than one. If the path gap is only one byte,
-	// the current node could either be a full node, or a extension with single
+	// the current node could either be a full node, or an extension with single
 	// byte key. In either case, no gaps will be left in the path.
 	if t.last != nil && bytes.HasPrefix(t.last, path) && len(t.last)-len(path) > 1 {
 		for i := len(path) + 1; i < len(t.last); i++ {