diff --git a/analyse.py b/analyse.py
index 809ce05..2cbb40d 100644
--- a/analyse.py
+++ b/analyse.py
@@ -42,6 +42,7 @@ def save_skill_statistics(filename, skills_dict, number_of_skill, number_of_rout
     ws_skill['E3'] = number_of_picked / number_of_routine
     ws_skill['F3'] = number_of_straight / number_of_routine
 
+    # Headers
     ws_skill['H1'] = "Skill"
     ws_skill['H1'].font = Font(bold=True)
     ws_skill['I1'] = "# Apparition"
@@ -129,7 +130,16 @@ def skill_frequency(filename) -> dict:
         if skill_in_routine != 10:
             number_of_unfinished_routine += 1
 
-    save_skill_statistics(filename, skills_dict, number_of_skill, number_of_routine, number_of_unfinished_routine, number_of_tucked, number_of_picked, number_of_straight)
+    save_skill_statistics(
+        filename,
+        skills_dict,
+        number_of_skill,
+        number_of_routine,
+        number_of_unfinished_routine,
+        number_of_tucked,
+        number_of_picked,
+        number_of_straight
+    )
 
     return skills_dict, number_of_routine
 
diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index d85effd..1f1f528 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -1,10 +1,2 @@
-certifi==2021.10.8
-charset-normalizer==2.0.12
-idna==3.3
-numpy==1.22.2
-pandas==1.4.1
-python-dateutil==2.8.2
-pytz==2021.3
-requests==2.27.1
-six==1.16.0
-urllib3==1.26.8
+et-xmlfile==1.1.0
+openpyxl==3.0.9