diff --git a/src/WaveClip.cpp b/src/WaveClip.cpp
index ac78d0511..d4a6855ff 100644
--- a/src/WaveClip.cpp
+++ b/src/WaveClip.cpp
@@ -1471,7 +1471,7 @@ if (result)
    }
 }
 
-bool WaveClip::Flush()
+void WaveClip::Flush()
 // NOFAIL-GUARANTEE that the clip will be in a flushed state.
 // PARTIAL-GUARANTEE in case of exceptions:
 // Some initial portion (maybe none) of the append buffer of the
@@ -1498,8 +1498,6 @@ bool WaveClip::Flush()
    }
 
    //wxLogDebug(wxT("now sample count %lli"), (long long) mSequence->GetNumSamples());
-
-   return success;
 }
 
 bool WaveClip::HandleXMLTag(const wxChar *tag, const wxChar **attrs)
diff --git a/src/WaveClip.h b/src/WaveClip.h
index 3d1fef9fe..1c45da356 100644
--- a/src/WaveClip.h
+++ b/src/WaveClip.h
@@ -301,7 +301,7 @@ public:
                size_t len, unsigned int stride=1,
                XMLWriter* blockFileLog = NULL);
    /// Flush must be called after last Append
-   bool Flush();
+   void Flush();
 
    void AppendAlias(const wxString &fName, sampleCount start,
                     size_t len, int channel,bool useOD);