diff --git a/src/hooks/dhcp/run_script/tests/run_script_test.sh.in b/src/hooks/dhcp/run_script/tests/run_script_test.sh.in
index 7ed0d81cab..92cce0d4e8 100644
--- a/src/hooks/dhcp/run_script/tests/run_script_test.sh.in
+++ b/src/hooks/dhcp/run_script/tests/run_script_test.sh.in
@@ -37,7 +37,7 @@ TEST_EQ() {
 }
 
 unknown_handle() {
-    ECHO_TO_FILE "Unhandled function call ${@}"
+    ECHO_TO_FILE "Unhandled function call ${*}"
     exit 123
 }