diff --git a/src/pylast/__init__.py b/src/pylast/__init__.py
index e873964..d901c64 100644
--- a/src/pylast/__init__.py
+++ b/src/pylast/__init__.py
@@ -1505,7 +1505,7 @@ class _Opus(_Taggable):
         return f"{self.get_artist().get_name()} - {self.get_title()}"
 
     def __eq__(self, other):
-        if not isinstance(self, other):
+        if type(self) is not type(other):
             return False
         a = self.get_title().lower()
         b = other.get_title().lower()