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-rw-r--r--src/wx/audio_panel.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/wx/audio_panel.h b/src/wx/audio_panel.h
index 213ad4cb7..e3a294955 100644
--- a/src/wx/audio_panel.h
+++ b/src/wx/audio_panel.h
@@ -83,4 +83,6 @@ private:
boost::signals2::scoped_connection _mapping_connection;
boost::signals2::scoped_connection _active_jobs_connection;
+
+ static std::map<boost::filesystem::path, float> _peak_cache;
};