diff --git a/lectures/21_hash_tables_II/README.md b/lectures/21_hash_tables_II/README.md
index 1e3c624..f7d02e6 100644
--- a/lectures/21_hash_tables_II/README.md
+++ b/lectures/21_hash_tables_II/README.md
@@ -114,7 +114,7 @@ if (itr != my_data.end()) {
 
 - Using the default std::string hash function.
 
-  – With no specified initial table size. (map a std::string type key to a Foo class type value)
+  – With no specified initial table size. (map a std::string type key to a class Foo type value)
 ```cpp
 std::unordered_map<std::string,Foo> m;
 ```
@@ -132,6 +132,7 @@ std::unordered_map<std::string,Foo,std::function<unsigned int(std::string)> > m(
 std::unordered_map<std::string,Foo,decltype(&MyHashFunction)> m(1000, MyHashFunction);
 ```
 - Using a home-made std::string hash functor or function object.
+
   – With no specified initial table size.
 ```cpp
 std::unordered_map<std::string,Foo,MyHashFunctor> m;