diff --git a/pycg/__main__.py b/pycg/__main__.py
index 8de8f58..0228971 100644
--- a/pycg/__main__.py
+++ b/pycg/__main__.py
@@ -62,7 +62,7 @@ def main():
 
     cg = CallGraphGenerator(
         args.entry_point, args.package,
-        args.exclusives, args.ignored_mods,
+        args.exclusives, args.skip_classes,
         args.max_iter, args.operation
     )
     cg.analyze()
diff --git a/pycg/processing/postprocessor.py b/pycg/processing/postprocessor.py
index 5e6eb01..757bee7 100644
--- a/pycg/processing/postprocessor.py
+++ b/pycg/processing/postprocessor.py
@@ -31,7 +31,7 @@ def __init__(
         input_file,
         modname,
         exclusives,
-        ignored_mods,
+        skip_classes,
         import_manager,
         scope_manager,
         def_manager,
@@ -41,7 +41,7 @@ def __init__(
     ):
         super().__init__(input_file, modname, modules_analyzed)
         self.exclusives = exclusives
-        self.ignored_mods = ignored_mods
+        self.skip_classes = skip_classes
         self.import_manager = import_manager
         self.scope_manager = scope_manager
         self.def_manager = def_manager
@@ -178,8 +178,10 @@ def visit_FunctionDef(self, node):
         super().visit_FunctionDef(node)
 
     def visit_ClassDef(self, node):
-        if node.name in self.ignored_mods:
+        # Return if visiting class should be skipped
+        if node.name in self.skip_classes:
             return
+
         # create a definition for the class (node.name)
         cls_def = self.def_manager.handle_class_def(self.current_ns, node.name)
 
@@ -187,6 +189,7 @@ def visit_ClassDef(self, node):
         cls = self.class_manager.get(cls_def.get_ns())
         if not cls:
             cls = self.class_manager.create(cls_def.get_ns(), self.modname)
+
         cls.clear_mro()
         for base in node.bases:
             # all bases are of the type ast.Name
@@ -335,7 +338,7 @@ def analyze_submodules(self):
         super().analyze_submodules(
             PostProcessor,
             self.exclusives,
-            self.ignored_mods,
+            self.skip_classes,
             self.import_manager,
             self.scope_manager,
             self.def_manager,
diff --git a/pycg/processing/preprocessor.py b/pycg/processing/preprocessor.py
index 55a18c2..7edfb8f 100644
--- a/pycg/processing/preprocessor.py
+++ b/pycg/processing/preprocessor.py
@@ -32,7 +32,7 @@ def __init__(
         filename,
         modname,
         exclusives,
-        ignored_mods,
+        skip_classes,
         import_manager,
         scope_manager,
         def_manager,
@@ -44,7 +44,7 @@ def __init__(
 
         self.modname = modname
         self.exclusives = exclusives
-        self.ignored_mods = ignored_mods
+        self.skip_classes = skip_classes
         self.mod_dir = "/".join(self.filename.split("/")[:-1])
 
         self.import_manager = import_manager
@@ -53,7 +53,7 @@ def __init__(
         self.class_manager = class_manager
         self.module_manager = module_manager
 
-        self.ignored_mod_pattern = re.compile('|'.join(map(re.escape, self.ignored_mods)))
+        self.skip_classes_pattern = re.compile('|'.join(map(re.escape, self.skip_classes)))
 
     def _get_fun_defaults(self, node):
         defaults = {}
@@ -79,7 +79,7 @@ def analyze_submodule(self, modname):
             PreProcessor,
             modname,
             self.exclusives,
-            self.ignored_mods,
+            self.skip_classes,
             self.import_manager,
             self.scope_manager,
             self.def_manager,
@@ -92,7 +92,7 @@ def visit_Module(self, node):
         def iterate_mod_items(items, const):
             items = [
                 item for item in items 
-                if not self.ignored_mod_pattern.search(item)
+                if not self.skip_classes_pattern.search(item)
             ]
             
             for item in items:
@@ -222,8 +222,8 @@ def add_external_def(name, target):
             if self.exclusives and src_name.split(".")[0] not in self.exclusives:
                 continue
 
-            # Skip ignored modules
-            if tgt_name in self.ignored_mods:
+            # Skip specified classes
+            if tgt_name in self.skip_classes:
                 continue
 
             imported_name = self.import_manager.handle_import(src_name, level)
@@ -428,7 +428,7 @@ def visit_Lambda(self, node):
 
     def visit_ClassDef(self, node):
         # create a definition for the class (node.name)
-        if node.name in self.ignored_mods:
+        if node.name in self.skip_classes:
             return
 
         cls_def = self.def_manager.handle_class_def(self.current_ns, node.name)
diff --git a/pycg/pycg.py b/pycg/pycg.py
index bc673b9..7a354f9 100644
--- a/pycg/pycg.py
+++ b/pycg/pycg.py
@@ -36,12 +36,12 @@
 
 class CallGraphGenerator(object):
     def __init__(
-        self, entry_points, package, exclusives, ignored_mods, max_iter, operation
+        self, entry_points, package, exclusives, skip_classes, max_iter, operation
     ):
         self.entry_points = entry_points
         self.package = package
         self.exclusives = exclusives
-        self.ignored_mods = ignored_mods
+        self.skip_classes = skip_classes
         self.state = None
         self.max_iter = max_iter
         self.operation = operation
@@ -167,7 +167,7 @@ def analyze(self):
             PreProcessor,
             True,
             self.exclusives,
-            self.ignored_mods,
+            self.skip_classes,
             self.import_manager,
             self.scope_manager,
             self.def_manager,
@@ -186,7 +186,7 @@ def analyze(self):
                 PostProcessor,
                 False,
                 self.exclusives,
-                self.ignored_mods,
+                self.skip_classes,
                 self.import_manager,
                 self.scope_manager,
                 self.def_manager,