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-rw-r--r--lib/ssh/src/ssh_options.erl6
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/ssh/src/ssh_options.erl b/lib/ssh/src/ssh_options.erl
index aebb5a7062..7eeed70739 100644
--- a/lib/ssh/src/ssh_options.erl
+++ b/lib/ssh/src/ssh_options.erl
@@ -674,7 +674,11 @@ check_pref_public_key_algs(V) ->
PKs = ssh_transport:supported_algorithms(public_key),
CHK = fun(A, Ack) ->
case lists:member(A, PKs) of
- true -> [A|Ack];
+ true ->
+ case lists:member(A,Ack) of
+ false -> [A|Ack];
+ true -> Ack % Remove duplicates
+ end;
false -> error_in_check(A, "Not supported public key")
end
end,