diff --git a/README.md b/README.md
index 4a300fd..5e38b7a 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,7 @@ r3_tree_insert_pathl(n , "/zoo"       , strlen("/zoo")       , NULL, &route_data
 r3_tree_insert_pathl(n , "/foo/bar"   , strlen("/foo/bar")   , NULL, &route_data );
 r3_tree_insert_pathl(n , "/bar"       , strlen("/bar")       , NULL, &route_data );
 r3_tree_insert_pathl(n , "/post/{id}" , strlen("/post/{id}") , NULL, &route_data );
+r3_tree_insert_pathl(n , "/user/{id}" , strlen("/user/{id:\\d+}") , NULL, &route_data );
 
 // let's compile the tree!
 r3_tree_compile(n);
diff --git a/tests/bench_str.csv b/tests/bench_str.csv
index 354d81f..7dd3751 100644
--- a/tests/bench_str.csv
+++ b/tests/bench_str.csv
@@ -170,3 +170,4 @@
 1400394385,10413209.43
 1400394571,8615372.65
 1400394590,10964999.94
+1400394658,11173658.86