1 files changed, 3 insertions, 0 deletions
diff --git a/perllib/FixMyStreet/App/Controller/Report.pm b/perllib/FixMyStreet/App/Controller/Report.pm
index a9d171d33..cd42e89a4 100644
--- a/perllib/FixMyStreet/App/Controller/Report.pm
+++ b/perllib/FixMyStreet/App/Controller/Report.pm
@@ -345,6 +345,9 @@ sub inspect : Private {
             if ( $problem->state eq 'hidden' ) {
                 $problem->get_photoset->delete_cached;
             }
+            if ( $problem->state ne 'duplicate' ) {
+                $problem->unset_extra_metadata('duplicate_of');
+            }
             if ( $problem->state ne $old_state ) {
                 $c->forward( '/admin/log_edit', [ $problem->id, 'problem', 'state_change' ] );
             }