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-rw-r--r--src/priority_queue.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/priority_queue.erl b/src/priority_queue.erl
index 88ad0c182d..732757c41c 100644
--- a/src/priority_queue.erl
+++ b/src/priority_queue.erl
@@ -111,7 +111,7 @@ in(X, 0, {queue, [_] = In, []}) ->
{queue, [X], In};
in(X, 0, {queue, In, Out}) when is_list(In), is_list(Out) ->
{queue, [X|In], Out};
-in(X, Priority, Q = {queue, [], []}) ->
+in(X, Priority, _Q = {queue, [], []}) ->
in(X, Priority, {pqueue, []});
in(X, Priority, Q = {queue, _, _}) ->
in(X, Priority, {pqueue, [{0, Q}]});