diff --git a/jedi/inference/names.py b/jedi/inference/names.py
index 7e4da7db..81be3f96 100644
--- a/jedi/inference/names.py
+++ b/jedi/inference/names.py
@@ -133,7 +133,7 @@ class AbstractTreeName(AbstractNameDefinition):
 
     def get_defining_qualified_value(self):
         if self.is_import():
-            raise 1
+            raise NotImplementedError("Shouldn't really happen, please report")
         elif self.parent_context:
             return self.parent_context.get_value()  # Might be None
         return None
diff --git a/test/test_inference/test_gradual/test_conversion.py b/test/test_inference/test_gradual/test_conversion.py
index 1e05e5cc..a86c8351 100644
--- a/test/test_inference/test_gradual/test_conversion.py
+++ b/test/test_inference/test_gradual/test_conversion.py
@@ -54,3 +54,11 @@ def test_goto_on_file(Script):
     script = Script(path=d1.module_path, _project=project)
     d2, = script.goto(line=d1.line, column=d1.column + 4)
     assert d2.name == 'Bar'
+
+
+def test_goto_import(Script):
+    code = 'from abc import ABC; ABC'
+    d, = Script(code).goto(only_stubs=True)
+    assert d.is_stub()
+    d, = Script(code).goto()
+    assert not d.is_stub()