diff --git a/DPDPU/Scripts/HostAddArpLinux.sh b/DPDPU/Scripts/HostAddArpLinux.sh
index e569644..128054c 100755
--- a/DPDPU/Scripts/HostAddArpLinux.sh
+++ b/DPDPU/Scripts/HostAddArpLinux.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Check the number of arguments
-if [ "$#" -ne 3 ]; then
+if [ "$#" -ne 2 ]; then
     echo "Usage: $0 [DPU IP address] [SF representor's MAC]"
     exit 1
 fi