diff --git a/python-checks/src/main/java/org/sonar/python/checks/FieldDuplicatesClassNameCheck.java b/python-checks/src/main/java/org/sonar/python/checks/FieldDuplicatesClassNameCheck.java
index e578bf6ed9..408e582f99 100644
--- a/python-checks/src/main/java/org/sonar/python/checks/FieldDuplicatesClassNameCheck.java
+++ b/python-checks/src/main/java/org/sonar/python/checks/FieldDuplicatesClassNameCheck.java
@@ -25,7 +25,7 @@
 import org.sonar.python.PythonSubscriptionCheck;
 import org.sonar.python.api.tree.PyClassDefTree;
 import org.sonar.python.api.tree.Tree;
-import org.sonar.python.semantic.TreeSymbol;
+import org.sonar.python.semantic.Symbol;
 
 @Rule(key = "S1700")
 public class FieldDuplicatesClassNameCheck extends PythonSubscriptionCheck {
@@ -40,7 +40,7 @@ public void initialize(Context context) {
         return;
       }
       String className = classDef.name().name();
-      Set<TreeSymbol> allFields = new HashSet<>(classDef.classFields());
+      Set<Symbol> allFields = new HashSet<>(classDef.classFields());
       allFields.addAll(classDef.instanceFields());
       allFields.stream()
         .filter(symbol -> className.equalsIgnoreCase(symbol.name()))