diff --git a/ietf/group/tests_review.py b/ietf/group/tests_review.py
index 6ca77a0e18..1f44b14700 100644
--- a/ietf/group/tests_review.py
+++ b/ietf/group/tests_review.py
@@ -101,8 +101,20 @@ def test_suggested_review_requests(self):
 
         self.assertEqual(list(suggested_review_requests_for_team(team)), [])
 
+        # blocked by an already existing request (don't suggest it again)
+        review_req.state_id = "requested"
+        review_req.save()
+        self.assertEqual(list(suggested_review_requests_for_team(team)), [])
+
+        # ... but not for a previous version
+        review_req.requested_rev = prev_rev
+        review_req.save()
+        self.assertEqual(len(suggested_review_requests_for_team(team)), 1)
+
+
         # blocked by completion
         review_req.state = ReviewRequestStateName.objects.get(slug="assigned")
+        review_req.requested_rev = ""
         review_req.save()
         assignment.state = ReviewAssignmentStateName.objects.get(slug="completed")
         assignment.reviewed_rev = review_req.doc.rev
@@ -116,6 +128,7 @@ def test_suggested_review_requests(self):
 
         self.assertEqual(len(suggested_review_requests_for_team(team)), 1)
 
+
     def test_suggested_review_requests_on_lc_and_telechat(self):
         review_req = ReviewRequestFactory(state_id='assigned')
         doc = review_req.doc
diff --git a/ietf/review/utils.py b/ietf/review/utils.py
index 31b6b401fe..4563a82fd1 100644
--- a/ietf/review/utils.py
+++ b/ietf/review/utils.py
@@ -589,10 +589,12 @@ def blocks(existing, request):
                    and existing.reviewassignment_set.filter(state_id__in=("assigned", "accepted")).exists()
                    and (not existing.requested_rev or existing.requested_rev == request.doc.rev))
         request_closed = existing.state_id not in ('requested','assigned')
+        # Is there a review request for this document already in system
+        requested = existing.state_id in ('requested') and (not existing.requested_rev or existing.requested_rev == request.doc.rev)
         # at least one assignment was completed for the requested version or the current doc version if no specific version was requested:
         some_assignment_completed = existing.reviewassignment_set.filter(reviewed_rev=existing.requested_rev or existing.doc.rev, state_id='completed').exists()
 
-        return any([no_review_document, no_review_rev, pending, request_closed, some_assignment_completed])
+        return any([no_review_document, no_review_rev, pending, request_closed, requested, some_assignment_completed])
 
     res = [r for r in requests.values()
            if not any(blocks(e, r) for e in existing_requests[r.doc_id])]