diff --git a/tests/libtest/test307.pl b/tests/libtest/test307.pl
index c3f31402e0..5a0a97a3a6 100755
--- a/tests/libtest/test307.pl
+++ b/tests/libtest/test307.pl
@@ -30,7 +30,7 @@ if($#ARGV != 0) {
     print "Usage: $0 curl-executable\n";
     exit 3;
 }
-if(!open(CURL, "@ARGV[0] -s --engine list|")) {
+if(!open(CURL, "$ARGV[0] -s --engine list|")) {
     print "Can't get SSL engine list\n";
     exit 2;
 }