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-rw-r--r--ingen/Node.hpp3
1 files changed, 2 insertions, 1 deletions
diff --git a/ingen/Node.hpp b/ingen/Node.hpp
index e023e9e2..ca78aa3d 100644
--- a/ingen/Node.hpp
+++ b/ingen/Node.hpp
@@ -36,6 +36,7 @@ class Symbol;
namespace Ingen {
class Arc;
+class FilePath;
class Store;
class URIs;
@@ -74,7 +75,7 @@ public:
// Plugin blocks only
virtual LilvInstance* instance() { return nullptr; }
- virtual bool save_state(const std::string& dir) const { return false; }
+ virtual bool save_state(const FilePath& dir) const { return false; }
// All objects
virtual GraphType graph_type() const = 0;