diff --git a/AUTHORS.md b/AUTHORS.md
index 7df4e013..7345e43c 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -32,12 +32,14 @@
 - Caitlin Fabian [@Caitlin-Fabian](https://github.com/Caitlin-Fabian)
 - Cameron Cuff [@ctcuff](https://github.com/ctcuff)
 - Catherine Abbruzzese [@cat0698](https://github.com/cat0698)
+- Christopher Nitta [@cjnitta](https://github.com/cjnitta)
 - Craig Thompson [@craigdsthompson](https://github.com/craigdsthompson)
 - Dalton Durst [@UniversalSuperBox](https://github.com/UniversalSuperBox)
 - Damian Sweeney [@damianfs](https://github.com/damianfs)
 - Daniel Bosk [@dbosk](https://github.com/dbosk)
 - Daniel Brinkman [@DanBrink91](https://github.com/DanBrink91)
 - Daniel Grobani [@dgrobani](https://github.com/dgrobani)
+- Daniel Gawne [@dgwn](https://github.com/dgwn)
 - Daniel Molares [@dmols](https://github.com/dmols)
 - David Warden [@dfwarden](https://github.com/dfwarden)
 - Davis Goff [@Goff-Davis](https://github.com/Goff-Davis)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f10175b1..37158df2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,10 @@
 - Updated `RateLimitExceeded` exception to trigger on HTTP 429 instead of old 403.
 - Add a default User-Agent header
 
+### Bugfixes
+
+- `QuizGroup` fixed to have `course_id` of the quiz's `course_id`, instead of the `quiz_id` (Thanks, [@cjnitta](https://github.com/cjnitta) and [@dgwn](https://github.com/dgwn))
+
 ## [3.4.0] - 2025-11-10
 
 ### New Endpoint Coverage
diff --git a/canvasapi/quiz.py b/canvasapi/quiz.py
index 1602fb0f..41ed481b 100644
--- a/canvasapi/quiz.py
+++ b/canvasapi/quiz.py
@@ -112,7 +112,7 @@ def create_question_group(self, quiz_groups, **kwargs):
         )
 
         response_json = response.json()
-        response_json["quiz_groups"][0].update({"course_id": self.id})
+        response_json["quiz_groups"][0].update({"course_id": self.course_id})
 
         return QuizGroup(self._requester, response_json.get("quiz_groups")[0])