diff --git a/src/recon.erl b/src/recon.erl
index ee93d94..a1c067c 100644
--- a/src/recon.erl
+++ b/src/recon.erl
@@ -514,6 +514,7 @@ source(Module) ->
     Path = code:which(Module),
     {ok,{_,[{abstract_code,{_,AC}}]}} = beam_lib:chunks(Path, [abstract_code]),
     erl_prettypr:format(erl_syntax:form_list(AC)).
+-dialyzer({nowarn_function, source/1}).
 
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