diff --git a/csharp/FAudio.cs b/csharp/FAudio.cs
index 688b8c572..55f754c63 100644
--- a/csharp/FAudio.cs
+++ b/csharp/FAudio.cs
@@ -2593,7 +2593,7 @@ int num_samples
 	/* Because, again, why not? */
 
 	[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
-	public extern static unsafe IntPtr qoa_open_from_memory(char *bytes, uint size, int free_on_close);
+	public extern static IntPtr qoa_open_from_memory(IntPtr bytes, uint size, int free_on_close);
 
 	[DllImport(nativeLibName, CallingConvention = CallingConvention.Cdecl)]
 	private static extern unsafe IntPtr qoa_open_from_filename(