diff --git a/tools/deptest.py b/tools/deptest.py
index 9aa4dd6..019ed12 100644
--- a/tools/deptest.py
+++ b/tools/deptest.py
@@ -6,9 +6,11 @@
 
 dependencies = {
   #package name:      import module
-  'requests_html':    'requests_html',
+  'beautifulsoup4':   'bs4',
   'matplotlib':       'matplotlib',
   'pillow':           'PIL',
+  'requests':         'requests',
+  'requests_html':    'requests_html',
   'semantic_version': 'semantic_version'
 }