diff --git a/linked_lists/add_reverse/add-reverse.ipynb b/linked_lists/add_reverse/add_reverse.ipynb
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rename from linked_lists/add_reverse/add-reverse.ipynb
rename to linked_lists/add_reverse/add_reverse.ipynb
diff --git a/linked_lists/delete_mid/delete-mid.ipynb b/linked_lists/delete_mid/delete_mid.ipynb
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rename from linked_lists/delete_mid/delete-mid.ipynb
rename to linked_lists/delete_mid/delete_mid.ipynb
diff --git a/linked_lists/find_loop_start/find-loop-start.ipynb b/linked_lists/find_loop_start/find_loop_start.ipynb
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rename from linked_lists/find_loop_start/find-loop-start.ipynb
rename to linked_lists/find_loop_start/find_loop_start.ipynb
diff --git a/linked_lists/kth_to_last_elem/kth-to-last-elem b/linked_lists/kth_to_last_elem/kth_to_last_elem.ipynb
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rename from linked_lists/kth_to_last_elem/kth-to-last-elem
rename to linked_lists/kth_to_last_elem/kth_to_last_elem.ipynb
diff --git a/linked_lists/linked_list/linked-list.ipynb b/linked_lists/linked_list/linked_list.ipynb
similarity index 100%
rename from linked_lists/linked_list/linked-list.ipynb
rename to linked_lists/linked_list/linked_list.ipynb