diff --git a/README.markdown b/README.markdown
index b89e8ce..3038c61 100644
--- a/README.markdown
+++ b/README.markdown
@@ -28,6 +28,10 @@ A Public Domain work. Do as you wish.
 
 ## Changelog
 
+### 0.2.1
+
+- add Slideshare endpoint (thanks to [anantshri](https://github.com/anantshri))
+
 ### 0.2.0
 
 - backwards incompatible changes
diff --git a/mdx_oembed/__init__.py b/mdx_oembed/__init__.py
index 9bac0d9..b783ea7 100644
--- a/mdx_oembed/__init__.py
+++ b/mdx_oembed/__init__.py
@@ -2,7 +2,7 @@
 from mdx_oembed.extension import OEmbedExtension
 
 
-VERSION = '0.2.0'
+VERSION = '0.2.1'
 
 
 def makeExtension(**kwargs):
diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 0000000..b8a1655
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,3 @@
+[bdist_wheel]
+universal = 1
+
diff --git a/setup.py b/setup.py
index d4dc324..5535683 100644
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@ except Exception:
 
 setup(
     name='python-markdown-oembed',
-    version='0.2.0',
+    version='0.2.1',
     description="Markdown extension to allow media embedding using the oEmbed "
                 "standard.",
     long_description=LONG_DESCRIPTION,
@@ -28,6 +28,10 @@ setup(
         "License :: Public Domain",
         "Programming Language :: Python",
         "Programming Language :: Python :: 2.7",
+        "Programming Language :: Python :: 3.2",
+        "Programming Language :: Python :: 3.3",
+        "Programming Language :: Python :: 3.4",
+        "Programming Language :: Python :: 3.5",
     ),
     keywords='markdown oembed',