diff --git a/src/lib/nfs/FileReader.cxx b/src/lib/nfs/FileReader.cxx
index da045332f..d75d08811 100644
--- a/src/lib/nfs/FileReader.cxx
+++ b/src/lib/nfs/FileReader.cxx
@@ -156,7 +156,7 @@ NfsFileReader::OnNfsConnectionReady() noexcept
 	assert(state == State::MOUNT);
 
 	try {
-		connection->Open(path, O_RDONLY, *this);
+		connection->Open(path.c_str(), O_RDONLY, *this);
 	} catch (...) {
 		OnNfsFileError(std::current_exception());
 		return;
diff --git a/src/lib/nfs/FileReader.hxx b/src/lib/nfs/FileReader.hxx
index 914f3e1c8..37c8c3b49 100644
--- a/src/lib/nfs/FileReader.hxx
+++ b/src/lib/nfs/FileReader.hxx
@@ -43,8 +43,7 @@ class NfsFileReader : NfsLease, NfsCallback {
 
 	State state = State::INITIAL;
 
-	std::string server, export_name;
-	const char *path;
+	std::string server, export_name, path;
 
 	NfsConnection *connection;