diff --git a/setup.py b/setup.py
index 8a43804f718cd9589aa4c38701e92245e7c1d7e9..13f2fa40aa8105796bfed0d0a4d093d428f0e791 100644
--- a/setup.py
+++ b/setup.py
@@ -29,7 +29,8 @@ setup_dict = {'name': 'navipy',
               'description': 'Insect Navigation Toolbox',
               'packages': create_package_list("navipy"),
               'requires': ['numpy', 'pandas', 'matplotlib', 'scipy'],
-              'install_requires': ["numpy", 'pandas', 'matplotlib', 'scipy', 'sphinx_rtd_theme', 'pydot'],
+              'install_requires': ["numpy", 'pandas', 'matplotlib', 'scipy',
+                                   'sphinx_rtd_theme'],
               'package_data': {'navipy': ['resources/database.db']},
               'include_package_data': True, }