diff --git a/courses/sync_external_courses/external_course_sync_api.py b/courses/sync_external_courses/external_course_sync_api.py
index b9d5c4ae0..b3c7060bf 100644
--- a/courses/sync_external_courses/external_course_sync_api.py
+++ b/courses/sync_external_courses/external_course_sync_api.py
@@ -11,6 +11,7 @@
 
 from django.contrib.contenttypes.models import ContentType
 from django.db import transaction
+from django.db.models import Subquery
 from wagtail.images.models import Image
 from wagtail.models import Page
 
@@ -832,10 +833,12 @@ def deactivate_removed_course_runs(external_course_run_codes, platform_name):
         external_course_run_codes (list): List of external course run codes.
         platform_name (str): Name of the platform.
     """
-    course_runs = CourseRun.objects.filter(
-        course__platform__name__iexact=platform_name, start_date__gt=now_in_utc()
-    ).exclude(external_course_run_id__in=external_course_run_codes)
+    course_runs = CourseRun.objects.filter(course__platform__name__iexact=platform_name, start_date__gt=now_in_utc()).exclude(
+        external_course_run_id__in=external_course_run_codes
+    )
+    Product.objects.filter(object_id__in=Subquery(course_runs.values("id"))).update(is_active=False)
     course_runs.update(live=False)
+
     log.info(
         f"Deactivated {course_runs.count()} course runs for platform {platform_name}."
     )
diff --git a/courses/sync_external_courses/external_course_sync_api_test.py b/courses/sync_external_courses/external_course_sync_api_test.py
index e8ec8be99..682ee9ab0 100644
--- a/courses/sync_external_courses/external_course_sync_api_test.py
+++ b/courses/sync_external_courses/external_course_sync_api_test.py
@@ -1003,12 +1003,10 @@ def test_deactivate_removed_course_runs(
     """
     platform = PlatformFactory.create(name=EMERITUS_PLATFORM_NAME)
     course = CourseFactory.create(platform=platform, is_external=True)
-    course_run = CourseRunFactory.create(
-        course=course,
-        live=True,
-        external_course_run_id=external_course_run_id,
-        start_date=start_date,
-    )
+    course_run = CourseRunFactory.create(course=course, live=True, external_course_run_id=external_course_run_id, start_date=start_date)
+    product = ProductFactory.create(content_object=course_run)
     deactivate_removed_course_runs(api_course_run_codes, EMERITUS_PLATFORM_NAME)
     course_run.refresh_from_db()
+    product.refresh_from_db()
     assert course_run.live == is_live
+    assert product.is_active == is_live