diff --git a/IPython/nbconvert/utils/lexers.py b/IPython/nbconvert/utils/lexers.py
index 99bd770..c795900 100644
--- a/IPython/nbconvert/utils/lexers.py
+++ b/IPython/nbconvert/utils/lexers.py
@@ -87,7 +87,7 @@ def build_ipy_lexer(python3):
     tokens = PyLexer.tokens.copy()
     tokens['root'] = ipython_tokens + tokens['root']
 
-    attrs = {'name': name, 'aliases': aliases,
+    attrs = {'name': name, 'aliases': aliases, 'filenames': [],
              '__doc__': doc, 'tokens': tokens}
 
     return type(name, (PyLexer,), attrs)
diff --git a/setup.py b/setup.py
index 31c4730..ebee37b 100755
--- a/setup.py
+++ b/setup.py
@@ -286,7 +286,14 @@ if 'setuptools' in sys.modules:
     setup_args['cmdclass']['bdist_wheel'] = css_js_prerelease(get_bdist_wheel())
     
     setuptools_extra_args['zip_safe'] = False
-    setuptools_extra_args['entry_points'] = {'console_scripts':find_entry_points()}
+    setuptools_extra_args['entry_points'] = {
+        'console_scripts': find_entry_points(),
+        'pygments.lexers': [
+            'ipythonconsole = IPython.nbconvert.utils.lexers:IPythonConsoleLexer',
+            'ipython = IPython.nbconvert.utils.lexers:IPythonLexer',
+            'ipython3 = IPython.nbconvert.utils.lexers:IPython3Lexer',
+        ],
+    }
     setup_args['extras_require'] = extras_require
     requires = setup_args['install_requires'] = install_requires