From 2123121d23e9f832d47a0523b72c7af0ac8bf0d8 Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Tue, 10 Mar 2026 16:15:07 +0100
Subject: [PATCH] Fix deprecation warning

---
 tests/tools/autotest.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/tools/autotest.sh b/tests/tools/autotest.sh
index c9a12b66b..e19a8d5af 100755
--- a/tests/tools/autotest.sh
+++ b/tests/tools/autotest.sh
@@ -148,7 +148,7 @@ do
 
 		rm -f ${bn}_ref.fir
 		if [[ "$ext" == "v" ]]; then
-			egrep -v '^\s*`timescale' ../$fn > ${bn}_ref.${ext}
+			grep -Ev '^\s*`timescale' ../$fn > ${bn}_ref.${ext}
 		elif [[ "$ext" == "aig" ]] || [[ "$ext" == "aag" ]]; then
 			$abcprog -c "read_aiger ../${fn}; write ${bn}_ref.${refext}"
 		else