diff --git a/pylint/checkers/refactoring/refactoring_checker.py b/pylint/checkers/refactoring/refactoring_checker.py
index bab86b4bf7..e63386186d 100644
--- a/pylint/checkers/refactoring/refactoring_checker.py
+++ b/pylint/checkers/refactoring/refactoring_checker.py
@@ -676,8 +676,10 @@ def _check_consider_using_min_max_builtin(self, node: astroid.If):
 
         if isinstance(right_statement, astroid.Name):
             right_statement_value = right_statement.name
-        else:
+        elif isinstance(right_statement, astroid.Const):
             right_statement_value = right_statement.value
+        else:
+            return
 
         # Verify the right part of the statement is the same.
         if right_statement_value != body_value:
diff --git a/tests/functional/c/consider/consider_using_min_max_builtin.py b/tests/functional/c/consider/consider_using_min_max_builtin.py
index e12e4992ff..6e7c7b8864 100644
--- a/tests/functional/c/consider/consider_using_min_max_builtin.py
+++ b/tests/functional/c/consider/consider_using_min_max_builtin.py
@@ -95,3 +95,13 @@ def __le__(self, b):
     value = 10
 else:
     value = 3
+
+
+# https://github.com/PyCQA/pylint/issues/4379
+var = 1
+if var == -1:
+    var = None
+
+var2 = 1
+if var2 in [1, 2]:
+    var2 = None