diff --git a/.gitignore b/.gitignore
index 41cb4a6..7ab93c8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 Build
-compile_commands.json
\ No newline at end of file
+compile_commands.json
+.cache
\ No newline at end of file
diff --git a/Include/Fledasty/Core/LinkedList.h b/Include/Fledasty/Core/LinkedList.h
index c3ccc69..82c2fc6 100644
--- a/Include/Fledasty/Core/LinkedList.h
+++ b/Include/Fledasty/Core/LinkedList.h
@@ -51,7 +51,7 @@ FledastyError fledasty_linked_list_insert_after_value(FledastyLinkedList *curren
 FledastyError fledasty_linked_list_remove_at_index(FledastyLinkedList *current_linked_list, const size_t index);
 FledastyError fledasty_linked_list_remove_value(FledastyLinkedList *current_linked_list, void *value);
 
-bool fledasty_linked_list_has_value(FledastyLinkedList *current_linked_list, void *value);
-static inline bool fledasty_linked_list_is_empty(FledastyLinkedList *current_linked_list) { return current_linked_list->size == 0; }
+bool fledasty_linked_list_has_value(const FledastyLinkedList *current_linked_list, void *value);
+static inline bool fledasty_linked_list_is_empty(const FledastyLinkedList *current_linked_list) { return current_linked_list->size == 0; }
 
 #endif
diff --git a/Src/Core/LinkedList.c b/Src/Core/LinkedList.c
index fa6c8e2..5b415e1 100644
--- a/Src/Core/LinkedList.c
+++ b/Src/Core/LinkedList.c
@@ -22,7 +22,6 @@
  * -----------------------------------------------------------------------------
  */
 #include "../../Include/Fledasty/Core/LinkedList.h"
-#include "Fledasty/Utils/Error.h"
 
 #include <Hallocy/Core/Allocator.h>
 #include <Hallocy/Core/Memory.h>
@@ -273,7 +272,7 @@ FledastyError fledasty_linked_list_remove_value(FledastyLinkedList *current_link
     return FLEDASTY_ERROR_NONE;
 }
 
-bool fledasty_linked_list_has_value(FledastyLinkedList *current_linked_list, void *value) {
+bool fledasty_linked_list_has_value(const FledastyLinkedList *current_linked_list, void *value) {
     if (current_linked_list == NULL || value == NULL) {
         return false;
     }