diff --git a/14_Day_Component_Life_Cycles/14_component_life_cycles.md b/14_Day_Component_Life_Cycles/14_component_life_cycles.md
index fb00594..807be47 100644
--- a/14_Day_Component_Life_Cycles/14_component_life_cycles.md
+++ b/14_Day_Component_Life_Cycles/14_component_life_cycles.md
@@ -21,10 +21,10 @@
 - [Component Life Cycles](#component-life-cycles)
   - [What is component life cycle](#what-is-component-life-cycle)
   - [Mounting](#mounting)
-    - [Contructor](#contructor)
+    - [contructor](#contructor)
     - [getDerivedStateFromPros](#getderivedstatefrompros)
-    - [Render](#render)
-    - [ComponentDidMount](#componentdidmount)
+    - [render](#render)
+    - [componentDidMount](#componentdidmount)
   - [Updating](#updating)
     - [getDerivedStateFromProps](#getderivedstatefromprops)
     - [shouldComponentUpdate](#shouldcomponentupdate)