diff --git a/docs/maputil.md b/docs/maputil.md
index aa18039..ed9241e 100644
--- a/docs/maputil.md
+++ b/docs/maputil.md
@@ -305,7 +305,7 @@ func main() {
 ```
 
 ### <span id="IsDisjoint">IsDisjoint</span>
-<p>Checks two  are disjoint if they have no keys in common</p>
+<p>Checks two maps are disjoint if they have no keys in common</p>
 
 <b>Signature:</b>