diff --git a/src/prefs/SpectrogramSettings.h b/src/prefs/SpectrogramSettings.h
index 46924692d..57c1cc58a 100644
--- a/src/prefs/SpectrogramSettings.h
+++ b/src/prefs/SpectrogramSettings.h
@@ -87,7 +87,7 @@ public:
    void ConvertToActualWindowSizes();
 
    // If "bins" is false, units are Hz
-   NumberScale SpectrogramSettings::GetScale
+   NumberScale GetScale
       (double rate, bool bins) const;
 
 private: