diff --git a/scripts/prepare-test-net.sh b/scripts/prepare-test-net.sh
index 1082dc9..d8500e4 100755
--- a/scripts/prepare-test-net.sh
+++ b/scripts/prepare-test-net.sh
@@ -19,7 +19,7 @@ echo -e "\n"
 
 print_session_key() {
     echo -e "\t\t// $1"
-    echo -e "\t\thex![\"$2\"].$3(),"
+    echo -e "\t\thex![\"${2:2}\"].$3(),"
 }
 
 echo "let initial_authorities: Vec<("