diff --git a/src/dns-resolver/setup.py b/src/dns-resolver/setup.py
index 127414ecaa..07d4a8f09d 100644
--- a/src/dns-resolver/setup.py
+++ b/src/dns-resolver/setup.py
@@ -43,7 +43,7 @@
     HISTORY = f.read()
 
 setup(
-    name='dns_resolver',
+    name='dns-resolver',
     version=VERSION,
     description='Microsoft Azure Command-Line Tools DnsResolverManagementClient Extension',
     author='Microsoft Corporation',