diff --git a/source/FaustAudioPluginInstance.cpp b/source/FaustAudioPluginInstance.cpp
index 476f040..f2a1330 100644
--- a/source/FaustAudioPluginInstance.cpp
+++ b/source/FaustAudioPluginInstance.cpp
@@ -392,7 +392,7 @@ void FaustAudioPluginInstance::addVerticalBargraph(const char* label, FAUSTFLOAT
   //TODO:
 }
 
-void FaustAudioPluginInstance::addSoundfile(const char* label, Soundfile** sf_zone)
+void FaustAudioPluginInstance::addSoundfile(const char* label, const char* filename, Soundfile** sf_zone)
 {
     //TODO:
 }
diff --git a/source/FaustAudioPluginInstance.h b/source/FaustAudioPluginInstance.h
index 6ecd56a..fda67c0 100644
--- a/source/FaustAudioPluginInstance.h
+++ b/source/FaustAudioPluginInstance.h
@@ -100,8 +100,8 @@ class FaustAudioPluginInstance  : public AudioPluginInstance
   void addNumEntry(const char* label, FAUSTFLOAT* zone, FAUSTFLOAT init, FAUSTFLOAT min, FAUSTFLOAT max, FAUSTFLOAT step) override;
   void addHorizontalBargraph(const char* label, FAUSTFLOAT* zone, FAUSTFLOAT min, FAUSTFLOAT max) override;
   void addVerticalBargraph(const char* label, FAUSTFLOAT* zone, FAUSTFLOAT min, FAUSTFLOAT max) override;
-  void addSoundfile(const char* label, Soundfile** sf_zone) override;
-
+  void addSoundfile(const char* label, const char* filename, Soundfile** sf_zone) override;
+    
 // Unique
   void createDSP();
   void freeDSP();
diff --git a/source/FaustGenFactory.cpp b/source/FaustGenFactory.cpp
index b7e7474..e8dfaab 100644
--- a/source/FaustGenFactory.cpp
+++ b/source/FaustGenFactory.cpp
@@ -138,7 +138,7 @@ llvm_dsp_factory* FaustgenFactory::createFactoryFromSourceCode(FaustAudioPluginI
     {
       instance->highlightON(error);
     }
-    LOG("Invalid Faust code or compile options:" + error);
+    LOG("Invalid Faust  code or compile options:" + error);
     return 0;
   }
 }