diff --git a/openpgp/backend/gpgme.py b/openpgp/backend/gpgme.py
index b34061f..b42ffdc 100644
--- a/openpgp/backend/gpgme.py
+++ b/openpgp/backend/gpgme.py
@@ -24,6 +24,7 @@ from pathlib import Path
 
 import gpg
 from gpg.errors import KeyNotFound
+from gpg.results import GenkeyResult
 from gpg.results import ImportResult
 from nbxmpp.protocol import JID
 
@@ -64,12 +65,15 @@ class GPGMe(BasePGPBackend):
 
     def generate_key(self) -> None:
         with self._get_context() as context:
-            result = context.create_key(
-                f"xmpp:{self._jid}",
-                algorithm="default",
-                expires=False,
-                passphrase=None,
-                force=False,
+            result = cast(
+                GenkeyResult,
+                context.create_key(
+                    f"xmpp:{self._jid}",
+                    algorithm="default",
+                    expires=False,
+                    passphrase=None,
+                    force=False,
+                ),
             )
 
             log.info("Generated new key: %s", result.fpr)
@@ -174,6 +178,7 @@ class GPGMe(BasePGPBackend):
 
     def import_key(self, data: bytes, jid: JID) -> KeyringItem | None:
         log.info("Import key from %s", jid)
+        item = None
         with self._get_context() as context:
             result = context.key_import(data)
             if not isinstance(result, ImportResult) or result.imported != 1:
@@ -183,6 +188,7 @@ class GPGMe(BasePGPBackend):
 
             fingerprint = result.imports[0].fpr
             key = self._get_key(fingerprint)
+            assert key is not None
             item = KeyringItem(key)
             if not item.is_valid(jid):
                 log.warning("Invalid key found")
@@ -197,4 +203,4 @@ class GPGMe(BasePGPBackend):
         key = self._get_key(fingerprint)
         assert key is not None
         with self._get_context() as context:
-            context.op_delete(key, True)
+            context.op_delete(key, True)  # pyright: ignore
diff --git a/openpgp/modules/key_store.py b/openpgp/modules/key_store.py
index 10b9d33..bcf29a8 100644
--- a/openpgp/modules/key_store.py
+++ b/openpgp/modules/key_store.py
@@ -80,8 +80,7 @@ class ContactData:
 
     @property
     def userid(self):
-        if self.jid is None:
-            raise ValueError("JID not set")
+        assert self.jid is not None, "JID not set"
         return "xmpp:%s" % self.jid
 
     @property
diff --git a/typings/gpg/__init__.py b/typings/gpg/__init__.py
index 9998082..2ba9a2d 100644
--- a/typings/gpg/__init__.py
+++ b/typings/gpg/__init__.py
@@ -1 +1 @@
-from .core import Context  # noqa: F401
+from .core import Context  # noqa: F401 # pyright: ignore
diff --git a/typings/gpg/core.pyi b/typings/gpg/core.pyi
index a7d371a..ec90582 100644
--- a/typings/gpg/core.pyi
+++ b/typings/gpg/core.pyi
@@ -4,7 +4,6 @@ from collections.abc import Iterator
 
 from gpg.results import DecryptResult
 from gpg.results import EncryptResult
-from gpg.results import Key
 from gpg.results import SignResult
 from gpg.results import VerifyResult
 
diff --git a/typings/gpg/results.pyi b/typings/gpg/results.pyi
index 9fc5e84..e56230e 100644
--- a/typings/gpg/results.pyi
+++ b/typings/gpg/results.pyi
@@ -50,13 +50,31 @@ class VerifyResult(Result):
     is_mime: int
     signatures: list[Signature]
 
-class ImportStatus(Result): ...
+class ImportStatus(Result):
+    fpr: str
+    result: int
+    status: int
 
 class ImportResult(Result):
-    imports: ImportStatus
+    imported: int
+    imported_rsa: int
+    imports: list[ImportStatus]
+    new_revocations: int
+    new_signatures: int
+    new_sub_keys: int
+    new_user_ids: int
+    no_user_id: int
+    not_imported: int
+    secret_imported: int
+    secret_read: int
+    secret_unchanged: int
+    skipped_new_keys: int
+    skipped_v3_keys: int
+    unchanged: int
 
 class GenkeyResult(Result):
     _type = dict(primary=bool, sub=bool)
+    fpr: str
 
 class KeylistResult(Result):
     _type = dict(truncated=bool)