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-rw-r--r--src/utils/dirname.hpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/utils/dirname.hpp b/src/utils/dirname.hpp
index c1df81b..73e1b57 100644
--- a/src/utils/dirname.hpp
+++ b/src/utils/dirname.hpp
@@ -2,5 +2,5 @@
namespace utils
{
-std::string dirname(const std::string filename);
+std::string dirname(const std::string& filename);
}