1 files changed, 7 insertions, 3 deletions
diff --git a/pylint/extensions/set_membership.py b/pylint/extensions/set_membership.py
index c63e268b3..6ba5166c5 100644
--- a/pylint/extensions/set_membership.py
+++ b/pylint/extensions/set_membership.py
@@ -1,9 +1,13 @@
+from typing import TYPE_CHECKING
+
 from astroid import nodes
 
 from pylint.checkers import BaseChecker
 from pylint.checkers.utils import check_messages
 from pylint.interfaces import IAstroidChecker
-from pylint.lint import PyLinter
+
+if TYPE_CHECKING:
+    from pylint.lint import PyLinter
 
 
 class SetMembershipChecker(BaseChecker):
@@ -21,7 +25,7 @@ class SetMembershipChecker(BaseChecker):
         ),
     }
 
-    def __init__(self, linter: PyLinter) -> None:
+    def __init__(self, linter: "PyLinter") -> None:
         """Initialize checker instance."""
         super().__init__(linter=linter)
 
@@ -43,5 +47,5 @@ class SetMembershipChecker(BaseChecker):
             self.add_message("use-set-for-membership", node=comparator)
 
 
-def register(linter: PyLinter) -> None:
+def register(linter: "PyLinter") -> None:
     linter.register_checker(SetMembershipChecker(linter))