diff --git a/main.cpp b/main.cpp
index f8b6db5..1b67841 100644
--- a/main.cpp
+++ b/main.cpp
@@ -36,7 +36,7 @@ int main(int argc, char *argv[])
     // parse command line arguments
     try {
         parser.parseArgs(argc, argv);
-    } catch (Failure &e) {
+    } catch (const Failure &e) {
         cerr << shchar << "Unable to parse arguments: " << e.what() << endl;
         return 2;
     }
diff --git a/testing/repoindex.conf.js b/testing/repoindex.conf.js
index eebd2e2..a9b9d71 100644
--- a/testing/repoindex.conf.js
+++ b/testing/repoindex.conf.js
@@ -5,6 +5,8 @@
         "pacmanConfigFile": "/etc/pacman.conf"
     },
 
+    "cacheDir": ".",
+
     "aur": {
         "enabled": true
     },