diff --git a/README.md b/README.md
index 79f1a23..01c53f2 100644
--- a/README.md
+++ b/README.md
@@ -460,7 +460,7 @@ func main() {
 
 #### TreeMap
 
-A [map](#maps) based on [red-black tree](#redblacktree). Keys are ordered  ordered with respect to the [comparator](#comparator).
+A [map](#maps) based on [red-black tree](#redblacktree). Keys are ordered with respect to the [comparator](#comparator).
 
 Implements [Map](#maps), [IteratorWithKey](#iteratorwithkey), [EnumerableWithKey](#enumerablewithkey), [JSONSerializer](#jsonserializer) and [JSONDeserializer](#jsondeserializer) interfaces.