diff --git a/Data Structures/double_node.hpp b/Data Structures/double_node.hpp
index 6ebd2c9..44fba25 100644
--- a/Data Structures/double_node.hpp	
+++ b/Data Structures/double_node.hpp	
@@ -2,8 +2,8 @@
  * @file double_node.h
  * @author Vakaris Michejenko (sleepicaffeine@gmail.com)
  * @brief  A header that defines a dynamic double_node class
- * @version 0.2
- * @date 2023-06-19
+ * @version 0.21
+ * @date 2023-06-21
  * @copyright Copyright (c) 2023
  * @link https://github.com/SleepiCaffeine
  */
@@ -73,9 +73,7 @@ class double_node {
      * @see double_node(double_node<T>* const nnd, double_node<T>* const bnd, const T dt)
      */
     double_node(double_node<T>* const nd)
-        : next{nd}, prev{nullptr} {
-            nd->set_prev(this);
-         }
+        : next{nd}, prev{nullptr} { }
 
    /**
     * Creates a new double_node object that points to a double_node, and has data.
@@ -91,9 +89,7 @@ class double_node {
     * @see double_node(double_node<T>* const nnd, double_node<T>* const bnd, const T dt)
     */
     double_node(double_node<T>* const nd, const T dt)
-        : next{nd}, data{dt} {
-            nd->set_prev(this);
-         };
+        : next{nd}, data{dt} { }
 
     /**
      * Creates a new double_node object that points to 2 double_nodes, but has no data.
@@ -109,10 +105,7 @@ class double_node {
      * @see double_node(double_node<T>* const nnd, double_node<T>* const bnd, const T dt)
      */
     double_node(double_node<T>* const nnd, double_node<T>* const bnd)
-        : next{nnd}, prev{bnd} {
-            //nnd->set_prev(this);
-            //bnd->set_next(this);
-        }
+        : next{nnd}, prev{bnd} { }
 
     
     /**
@@ -130,10 +123,7 @@ class double_node {
      * @see double_node(double_node<T>* const nnd, double_node<T>* const bnd)
      */
     double_node(double_node<T>* const nnd, double_node<T>* const bnd, const T dt)
-        : next{nnd}, prev{bnd}, data{dt}  {
-            //nnd->set_prev(this);
-            //bnd->set_next(this);
-        }
+        : next{nnd}, prev{bnd}, data{dt}  { }
     
 /** 
     * Construct a new double_node object from another double_node object.
diff --git a/Data Structures/node.hpp b/Data Structures/node.hpp
index 160d2c9..70c49c1 100644
--- a/Data Structures/node.hpp	
+++ b/Data Structures/node.hpp	
@@ -2,8 +2,8 @@
  * @file node.h
  * @author Vakaris Michejenko (sleepicaffeine@gmail.com)
  * @brief  A header that defines a dynamic node class
- * @version 0.2
- * @date 2023-06-19
+ * @version 0.21
+ * @date 2023-06-21
  * @copyright Copyright (c) 2023
  * @link https://github.com/SleepiCaffeine
  */
@@ -11,8 +11,8 @@
 #ifndef NODE_H
 #define NODE_H
 /*!
- * @class Node  
- * @brief Node class.
+ * @class node  
+ * @brief node class.
  * 
  * @details A standard Node data structure that is used as a base unit in many other data structures. Supports insertion, removal, and dynamic types.
  * 
diff --git a/Data Structures/sl_list.hpp b/Data Structures/sl_list.hpp
index 0bf9d22..427cec0 100644
--- a/Data Structures/sl_list.hpp	
+++ b/Data Structures/sl_list.hpp	
@@ -204,7 +204,7 @@ class sl_list {
     void set_head(node<T>* const nd);
 
     /**
-     * Changes the head's data to the provided node
+     * Changes the head's data to the provided data value
      * @param dt The head's new data
      * @see set_head(node<T>* const nd)
      * @see get_head()