diff --git a/test/graybox/test-suite/wait.sh b/test/graybox/test-suite/wait.sh
index ca573c32..fb28c5e8 100755
--- a/test/graybox/test-suite/wait.sh
+++ b/test/graybox/test-suite/wait.sh
@@ -19,7 +19,7 @@ echo "Waiting for the network to be ready..."
 sleep 3
 
 for i in $(seq 10); do
-	ip netns exec client6ns ping6 $1 -c 1 >/dev/null 2>&1
+	ip netns exec client6ns ping $1 -c 1 >/dev/null 2>&1
 	if [ $? -eq 0 ]; then
 		echo "Ready."
 		exit 0