diff --git a/PKG-INFO b/PKG-INFO
index c88669b..e2613fa 100644
--- a/PKG-INFO
+++ b/PKG-INFO
@@ -1,4 +1,4 @@
-Metadata-Version: 1.1
+Metadata-Version: 2.1
 Name: PyQRCode
 Version: 1.2.1
 Summary: A QR code generator written purely in Python with SVG, EPS, PNG and terminal output.
@@ -91,3 +91,4 @@
 Classifier: Programming Language :: Python :: 3
 Classifier: Programming Language :: Python :: 2.6
 Classifier: Programming Language :: Python :: 2.7
+Provides-Extra: PNG
diff --git a/PyQRCode.egg-info/PKG-INFO b/PyQRCode.egg-info/PKG-INFO
index c88669b..e2613fa 100644
--- a/PyQRCode.egg-info/PKG-INFO
+++ b/PyQRCode.egg-info/PKG-INFO
@@ -1,4 +1,4 @@
-Metadata-Version: 1.1
+Metadata-Version: 2.1
 Name: PyQRCode
 Version: 1.2.1
 Summary: A QR code generator written purely in Python with SVG, EPS, PNG and terminal output.
@@ -91,3 +91,4 @@
 Classifier: Programming Language :: Python :: 3
 Classifier: Programming Language :: Python :: 2.6
 Classifier: Programming Language :: Python :: 2.7
+Provides-Extra: PNG
diff --git a/PyQRCode.egg-info/requires.txt b/PyQRCode.egg-info/requires.txt
index 1612941..7005017 100644
--- a/PyQRCode.egg-info/requires.txt
+++ b/PyQRCode.egg-info/requires.txt
@@ -1,4 +1,3 @@
-
 
 [PNG]
-pypng>=0.0.13
\ No newline at end of file
+pypng>=0.0.13
diff --git a/setup.cfg b/setup.cfg
index 861a9f5..8bfd5a1 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,4 @@
 [egg_info]
 tag_build = 
 tag_date = 0
-tag_svn_revision = 0