diff --git a/lib/osv/ecosystems.py b/lib/osv/ecosystems.py
index 0ca09b18bce..ca02947deb5 100644
--- a/lib/osv/ecosystems.py
+++ b/lib/osv/ecosystems.py
@@ -215,8 +215,8 @@ def enumerate_versions(self, package, introduced, fixed, limits=None):
 class NuGet(Ecosystem):
   """NuGet ecosystem."""
 
-  _API_PACKAGE_URL = ('https://api.nuget.org/v3/registration3/{package}/'
-                      'index.json')
+  _API_PACKAGE_URL = ('https://api.nuget.org/v3/registration5-semver1/'
+                      '{package}/index.json')
 
   def sort_key(self, version):
     """Sort key."""
diff --git a/lib/setup.py b/lib/setup.py
index 87c2840cd34..c11c5e337b4 100644
--- a/lib/setup.py
+++ b/lib/setup.py
@@ -19,7 +19,7 @@
 
 setuptools.setup(
     name='osv',
-    version='0.0.12',
+    version='0.0.13',
     author='OSV authors',
     author_email='osv-discuss@googlegroups.com',
     description='Open Source Vulnerabilities library',