diff --git a/src/RageSurface_Save_PNG.cpp b/src/RageSurface_Save_PNG.cpp
index f60ae44d65..25cf308bfe 100644
--- a/src/RageSurface_Save_PNG.cpp
+++ b/src/RageSurface_Save_PNG.cpp
@@ -90,7 +90,7 @@ static bool RageSurface_Save_PNG( RageFile &f, char szErrorbuf[1024], RageSurfac
 	png_info *pInfo = png_create_info_struct(pPng);
 	if( pInfo == NULL )
 	{
-		png_destroy_read_struct( &pPng, NULL, NULL );
+		png_destroy_write_struct( &pPng, NULL );
 		if( bDeleteImg )
 			delete pImg;
 		sprintf( szErrorbuf, "creating png_create_info_struct failed");
@@ -99,7 +99,7 @@ static bool RageSurface_Save_PNG( RageFile &f, char szErrorbuf[1024], RageSurfac
 
 	if( setjmp(png_jmpbuf(pPng)) )
 	{
-		png_destroy_read_struct( &pPng, &pInfo, NULL );
+		png_destroy_write_struct( &pPng, &pInfo );
 		return false;
 	}
 
diff --git a/src/Texture Font Generator/Utils.cpp b/src/Texture Font Generator/Utils.cpp
index d0509b9ed3..57941f5c8d 100644
--- a/src/Texture Font Generator/Utils.cpp	
+++ b/src/Texture Font Generator/Utils.cpp	
@@ -162,14 +162,14 @@ bool SavePNG( FILE *f, char szErrorbuf[1024], const Surface *pSurf )
 	png_info *pInfo = png_create_info_struct(pPng);
 	if( pInfo == NULL )
 	{
-		png_destroy_read_struct( &pPng, NULL, NULL );
+		png_destroy_write_struct( &pPng, NULL );
 		sprintf( szErrorbuf, "creating png_create_info_struct failed");
 		return false;
 	}
 
 	if( setjmp(png_jmpbuf(pPng)) )
 	{
-		png_destroy_read_struct( &pPng, &pInfo, NULL );
+		png_destroy_write_struct( &pPng, &pInfo );
 		return false;
 	}