python-bugzilla
diff --git a/‎bugzilla/base.py‎
Lines changed: 1 addition & 1 deletion b/‎bugzilla/base.py‎
Lines changed: 1 addition & 1 deletion
diff --git a/‎tests/test_base.py‎
Lines changed: 20 additions & 0 deletions b/‎tests/test_base.py‎
Lines changed: 20 additions & 0 deletions
@@ -1761,7 +1761,7 @@ def build_createbug(self,
             localdict["cc"] = listify(cc)
         if depends_on:
             localdict["depends_on"] = listify(depends_on)
-        if groups:
+        if groups is not None:
             localdict["groups"] = listify(groups)
         if keywords:
             localdict["keywords"] = listify(keywords)
 
@@ -0,0 +1,20 @@
+from bugzilla.base import Bugzilla
+
+
+def test_build_createbug():
+    bz = Bugzilla(url=None)
+
+    args = {"product": "Ubuntu 33⅓", "summary": "Hello World", "alias": "CVE-2024-0000"}
+    result = bz.build_createbug(**args)
+    assert result == args
+
+    result = bz.build_createbug(groups=None, **args)
+    assert result == args
+
+    args["groups"] = []
+    result = bz.build_createbug(**args)
+    assert result == args
+
+    args["groups"] += ["the-group"]
+    result = bz.build_createbug(**args)
+    assert result == args