diff --git a/get_trust_anchor.py b/get_trust_anchor/__main__.py
similarity index 99%
rename from get_trust_anchor.py
rename to get_trust_anchor/__main__.py
index 42bd041..369ce54 100644
--- a/get_trust_anchor.py
+++ b/get_trust_anchor/__main__.py
@@ -474,4 +474,4 @@ def main():
                     print("Could not delete {}: '{}'. Continuing".format(this_file, this_exception))
 
 if __name__ == "__main__":
-    main()
+    sys.exit(main())
diff --git a/setup.py b/setup.py
index 491c832..7900037 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,10 @@
         'Programming Language :: Python :: 3'
     ],
     url='https://github.com/iana-org/get_trust_anchor/',
-    scripts=[
-        'get_trust_anchor.py'
-    ]
+    packages=['get_trust_anchor'],
+    entry_points={
+        'console_scripts': [
+            'get-trust-anchor = get_trust_anchor.__main__:main'
+        ]
+    }
 )