diff --git a/daemon/mgmt/config-file.cpp b/daemon/mgmt/config-file.cpp
index a55650e..8018310 100644
--- a/daemon/mgmt/config-file.cpp
+++ b/daemon/mgmt/config-file.cpp
@@ -34,7 +34,7 @@
     {
       std::string msg = "Failed to read configuration file: ";
       msg += filename;
-      throw Error(filename);
+      throw Error(msg);
     }
   parse(inputFile, isDryRun, filename);
   inputFile.close();