diff --git a/README.md b/README.md
index f38187f..584d55c 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,9 @@ data = [{str1 42 true {s1 {1}}} {str2 42 true {s2 {2}}}]
 
 ### Wildcard match
 
+Wildcard operator: `*`  
+To match the `'*'` character use: `**`
+
 ```
 filter.NewQuery("String:s*", filter.OR).Filter(&data)