diff --git a/github_rest_api/github.py b/github_rest_api/github.py
index f6d4db3..6245764 100644
--- a/github_rest_api/github.py
+++ b/github_rest_api/github.py
@@ -265,7 +265,7 @@ def delete(self) -> requests.Response:
         """Delete this repository from GitHub."""
         return self._delete(url=self._url_repo)
 
-    def delete_ref(self, ref: str) -> dict[str, Any]:
+    def delete_ref(self, ref: str) -> requests.Response:
         """Delete a reference from this repository.
         :param ref: The reference to delete from this repository.
         """
@@ -273,9 +273,9 @@ def delete_ref(self, ref: str) -> dict[str, Any]:
             raise ValueError("A string value is required for `ref`.")
         return self._delete(
             url=f"{self._url_refs}/{ref}",
-        ).json()
+        )
 
-    def delete_branch(self, branch: str) -> dict[str, Any]:
+    def delete_branch(self, branch: str) -> requests.Response:
         """Delete a branch from this repository.
         :param branch: The branch to delete from this repository.
         """
diff --git a/pyproject.toml b/pyproject.toml
index e13b244..1917850 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ requires = [ "hatchling" ]
 
 [project]
 name = "github-rest-api"
-version = "0.34.0"
+version = "0.34.1"
 description = "Simple wrapper of GitHub REST APIs."
 readme = "README.md"
 authors = [ { name = "Ben Du", email = "longendu@yahoo.com" } ]
diff --git a/uv.lock b/uv.lock
index f294986..6165b2e 100644
--- a/uv.lock
+++ b/uv.lock
@@ -195,7 +195,7 @@ wheels = [
 
 [[package]]
 name = "github-rest-api"
-version = "0.34.0"
+version = "0.34.1"
 source = { editable = "." }
 dependencies = [
     { name = "dulwich" },