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-rw-r--r--lib/stdlib/src/erl_internal.erl1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/stdlib/src/erl_internal.erl b/lib/stdlib/src/erl_internal.erl
index ed7e011c54..bf6e5bc5ca 100644
--- a/lib/stdlib/src/erl_internal.erl
+++ b/lib/stdlib/src/erl_internal.erl
@@ -312,6 +312,7 @@ bif(open_port, 2) -> true;
bif(pid_to_list, 1) -> true;
bif(port_close, 1) -> true;
bif(port_command, 2) -> true;
+bif(port_command, 3) -> true;
bif(port_connect, 2) -> true;
bif(port_control, 3) -> true;
bif(pre_loaded, 0) -> true;