diff --git a/include/pybind11/cast.h b/include/pybind11/cast.h
index f2c029113a..1ceb189281 100644
--- a/include/pybind11/cast.h
+++ b/include/pybind11/cast.h
@@ -303,7 +303,7 @@ class type_caster<void> : public type_caster<void_type> {
     template <typename T>
     using cast_op_type = void *&;
     explicit operator void *&() { return value; }
-    static constexpr auto name = const_name("capsule");
+    static constexpr auto name = const_name("types.CapsuleType");
 
 private:
     void *value = nullptr;
@@ -1000,7 +1000,7 @@ struct handle_type_name<type> {
 };
 template <>
 struct handle_type_name<capsule> {
-    static constexpr auto name = const_name("capsule");
+    static constexpr auto name = const_name("types.CapsuleType");
 };
 template <>
 struct handle_type_name<ellipsis> {
diff --git a/tests/test_opaque_types.py b/tests/test_opaque_types.py
index 56c9b5db19..498b6e02b2 100644
--- a/tests/test_opaque_types.py
+++ b/tests/test_opaque_types.py
@@ -41,7 +41,7 @@ def test_pointers(msg):
         msg(excinfo.value)
         == """
         get_void_ptr_value(): incompatible function arguments. The following argument types are supported:
-            1. (arg0: capsule) -> int
+            1. (arg0: types.CapsuleType) -> int
 
         Invoked with: [1, 2, 3]
     """