diff --git a/libs/openFrameworks/utils/ofFileUtils.cpp b/libs/openFrameworks/utils/ofFileUtils.cpp
index 6e855e53311..0ae1e326c99 100644
--- a/libs/openFrameworks/utils/ofFileUtils.cpp
+++ b/libs/openFrameworks/utils/ofFileUtils.cpp
@@ -1382,7 +1382,7 @@ void ofDirectory::allowExt(const std::string& extension){
 }
 
 //------------------------------------------------------------------------------------------------------------
-std::size_t ofDirectory::listDir(const std::string& directory){
+std::size_t ofDirectory::listDir(const of::filesystem::path & directory){
 	open(directory);
 	return listDir();
 }
diff --git a/libs/openFrameworks/utils/ofFileUtils.h b/libs/openFrameworks/utils/ofFileUtils.h
index db9c09edd20..9fdd3093c9a 100644
--- a/libs/openFrameworks/utils/ofFileUtils.h
+++ b/libs/openFrameworks/utils/ofFileUtils.h
@@ -1017,7 +1017,7 @@ class ofDirectory{
 	///
 	/// \param path directory path
 	/// \returns number of paths found
-	std::size_t listDir(const std::string& path);
+	std::size_t listDir(const of::filesystem::path & path);
 	
 	/// Open and read the contents of the current directory.
 	///