diff --git a/Utils/Sound Control.cpp b/Utils/Sound Control.cpp
index a25e66fbd..08b61d036 100644
--- a/Utils/Sound Control.cpp	
+++ b/Utils/Sound Control.cpp	
@@ -496,7 +496,7 @@ UINT32 PlayWeaponSound(STR8 szFileName, UINT32 ubVolume, UINT32 uiPan)
 	return(SoundPlay((STR)szFileName, &spParms));
 }
 
-UINT32 PlayJA2SampleFromFile( STR8 szFileName, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan )
+UINT32 PlayJA2SampleFromFile( const CHAR8* szFileName, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan )
 {
 	//SoundLog((CHAR8 *)String(" Play sound %s on volume %d", szFileName, ubVolume));
 	// does the same thing as PlayJA2Sound, but one only has to pass the filename, not the index of the sound array
diff --git a/Utils/Sound Control.h b/Utils/Sound Control.h
index 655357938..1506508bc 100644
--- a/Utils/Sound Control.h	
+++ b/Utils/Sound Control.h	
@@ -420,7 +420,7 @@ BOOLEAN ShutdownJA2Sound( );
 UINT32 PlayJA2Sample( UINT32 usNum, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan );
 UINT32 PlayJA2StreamingSample( UINT32 usNum, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan );
 
-UINT32 PlayJA2SampleFromFile( STR8 szFileName, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan );
+UINT32 PlayJA2SampleFromFile( const CHAR8* szFileName, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan );
 UINT32 PlayWeaponSound(STR8 szFileName, UINT32 ubVolume, UINT32 uiPan);
 UINT32 PlayJA2StreamingSampleFromFile( STR8 szFileName, UINT32 usRate, UINT32 ubVolume, UINT32 ubLoops, UINT32 uiPan, SOUND_STOP_CALLBACK EndsCallback );