diff --git a/MonoGame.Framework/Platform/Audio/OpenAL.cs b/MonoGame.Framework/Platform/Audio/OpenAL.cs
index b4f43c8fcf0..87169b774b9 100644
--- a/MonoGame.Framework/Platform/Audio/OpenAL.cs
+++ b/MonoGame.Framework/Platform/Audio/OpenAL.cs
@@ -221,7 +221,7 @@ private static IntPtr GetNativeLibrary()
 #else
             var ret =  FuncLoader.LoadLibrary("libopenal.dylib");
             if (ret ==IntPtr.Zero)
-                ret = FuncLoader.LoadLibrary(Path.Combine (Path.GetDirectoryName (typeof (AL).Assembly.Location)!, "libopenal.dylib"));
+                ret = FuncLoader.LoadLibrary(Path.Combine (Path.GetDirectoryName (typeof (AL).Assembly.Location), "libopenal.dylib"));
             return ret;
 #endif
         }