Improved dependency check for executables

setup.cfg

@@ -45,7 +45,7 @@ install_requires =
 	backports_abc>=0.4
 	Flask>=1.0.2,<2.1.0
 	iso-639>=0.4.5,<0.5.0
-	PyPDF3>=1.0.0,<1.0.6
+	PyPDF3>=1.0.0,<1.0.7
 	pytz>=2016.10
 	requests>=2.11.1,<2.28.0
 	SQLAlchemy>=1.3.0,<1.5.0
@@ -88,7 +88,7 @@ metadata =
 	markdown2>=2.0.0,<2.5.0
 	html2text>=2020.1.16,<2022.1.1
 	python-dateutil>=2.1,<2.9.0
-	beautifulsoup4>=4.0.1,<4.2.0
+	beautifulsoup4>=4.0.1,<4.11.0
 	cchardet>=2.0.0,<2.2.0
 comics = 
 	natsort>=2.2.0,<8.2.0