diff --git a/cookbooks/14_Automated_Webinar_Scheduling_Workflow.ipynb b/cookbooks/14-Automated_Webinar_Scheduling_Workflow.ipynb similarity index 100% rename from cookbooks/14_Automated_Webinar_Scheduling_Workflow.ipynb rename to cookbooks/14-Automated_Webinar_Scheduling_Workflow.ipynb diff --git a/cookbooks/14_automated_webinar_scheduling_workflow.py b/cookbooks/14-Automated_Webinar_Scheduling_Workflow.py similarity index 100% rename from cookbooks/14_automated_webinar_scheduling_workflow.py rename to cookbooks/14-Automated_Webinar_Scheduling_Workflow.py diff --git a/cookbooks/15_Personal_Finance_Tracker.ipynb b/cookbooks/15-Personal_Finance_Tracker.ipynb similarity index 100% rename from cookbooks/15_Personal_Finance_Tracker.ipynb rename to cookbooks/15-Personal_Finance_Tracker.ipynb diff --git a/cookbooks/15_personal_finance_tracker.py b/cookbooks/15-Personal_Finance_Tracker.py similarity index 100% rename from cookbooks/15_personal_finance_tracker.py rename to cookbooks/15-Personal_Finance_Tracker.py diff --git a/cookbooks/E_commerce_Order_Processing_Workflow.ipynb b/cookbooks/16-E_commerce_Order_Processing_Workflow.ipynb similarity index 100% rename from cookbooks/E_commerce_Order_Processing_Workflow.ipynb rename to cookbooks/16-E_commerce_Order_Processing_Workflow.ipynb diff --git a/cookbooks/e_commerce_order_processing_workflow.py b/cookbooks/16-E_commerce_Order_Processing_Workflow.py similarity index 100% rename from cookbooks/e_commerce_order_processing_workflow.py rename to cookbooks/16-E_commerce_Order_Processing_Workflow.py