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-rw-r--r--src/rebar_plugins.erl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/rebar_plugins.erl b/src/rebar_plugins.erl
index 3b117e9..b7d81e2 100644
--- a/src/rebar_plugins.erl
+++ b/src/rebar_plugins.erl
@@ -55,7 +55,7 @@ validate_plugin(Plugin) ->
Exports = sets:from_list(Plugin:module_info(exports)),
Required = sets:from_list([{init,1},
{do,1},
- {format_error,2}]),
+ {format_error,1}]),
case sets:is_subset(Required, Exports) of
false ->
?WARN("Plugin ~p is not a provider. It will not be used.~n", [Plugin]),