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-rw-r--r--techlibs/gowin/synth_gowin.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/techlibs/gowin/synth_gowin.cc b/techlibs/gowin/synth_gowin.cc
index 1f34a1d1d..cfbc9b9a6 100644
--- a/techlibs/gowin/synth_gowin.cc
+++ b/techlibs/gowin/synth_gowin.cc
@@ -240,7 +240,7 @@ struct SynthGowinPass : public ScriptPass
run("abc -dff -D 1", "(only if -retime)");
if (!noiopads || help_mode)
run("iopadmap -bits -inpad IBUF O:I -outpad OBUF I:O "
- "-toutpad $__GW_TBUF OE:I:O -tinoutpad $__GW_IOBUF OE:O:I:IO", "(unless -noiopads)");
+ "-toutpad TBUF ~OEN:I:O -tinoutpad IOBUF ~OEN:O:I:IO", "(unless -noiopads)");
}
if (check_label("map_ffs"))