diff --git a/backends/verilog/verilog_backend.cc b/backends/verilog/verilog_backend.cc
index 2bc6ff3b8..2e435a093 100644
--- a/backends/verilog/verilog_backend.cc
+++ b/backends/verilog/verilog_backend.cc
@@ -2590,6 +2590,7 @@ struct VerilogBackend : public Backend {
 		if (!noexpr) {
 			Pass::call(design, "bmuxmap");
 			Pass::call(design, "demuxmap");
+			Pass::call(design, "bwmuxmap");
 		}
 		Pass::call(design, "clean_zerowidth");
 		log_pop();