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-rw-r--r--src/mirrored_supervisor.erl4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mirrored_supervisor.erl b/src/mirrored_supervisor.erl
index 7b5c363a45..5d4e195bb3 100644
--- a/src/mirrored_supervisor.erl
+++ b/src/mirrored_supervisor.erl
@@ -30,6 +30,10 @@
%% * If one supervisor fails, children may migrate to surviving
%% supervisors within the group.
%%
+%% In almost all cases you will want to use the module name for the
+%% process group. Using multiple process groups with the same module
+%% name is supported. Having multiple module names for the same
+%% process group will lead to undefined behaviour.
%%
%% Motivation
%% ----------