diff --git a/package-lock.json b/package-lock.json
index a87978b..c179f04 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
         "typescript": "^5.0.2"
       },
       "peerDependencies": {
-        "eslint": "^8.0.0",
+        "eslint": "^8.0.0 || ^9.0.0",
         "typescript": "^4.2.4 || ^5.0.0"
       }
     },
diff --git a/package.json b/package.json
index d241b82..021a9f5 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "ts-api-utils": "^1.3.0"
   },
   "peerDependencies": {
-    "eslint": "^8.0.0",
+    "eslint": "^8.0.0 || ^9.0.0",
     "typescript": "^4.2.4 || ^5.0.0"
   },
   "devDependencies": {
diff --git a/src/rules/deprecation.ts b/src/rules/deprecation.ts
index a07416c..c683b96 100644
--- a/src/rules/deprecation.ts
+++ b/src/rules/deprecation.ts
@@ -85,8 +85,8 @@ function createRuleForIdentifier(
     }
 
     // - Inside an import
-    const isInsideImport = context
-      .getAncestors()
+    const isInsideImport = context.sourceCode
+      .getAncestors(id)
       .some((anc) => anc.type.includes('Import'));
 
     if (isInsideImport) {
@@ -109,8 +109,11 @@ function createRuleForIdentifier(
   };
 }
 
-function getParent(context: TSESLint.RuleContext<MessageIds, Options>) {
-  const ancestors = context.getAncestors();
+function getParent(
+  context: TSESLint.RuleContext<MessageIds, Options>,
+  node: TSESTree.Node,
+) {
+  const ancestors = context.sourceCode.getAncestors(node);
   return ancestors.length > 0 ? ancestors[ancestors.length - 1] : undefined;
 }
 
@@ -122,7 +125,7 @@ function isDeclaration(
   id: TSESTree.Identifier | TSESTree.JSXIdentifier,
   context: TSESLint.RuleContext<MessageIds, Options>,
 ) {
-  const parent = getParent(context);
+  const parent = getParent(context, id);
 
   switch (parent?.type) {
     case 'TSEnumDeclaration':
@@ -277,7 +280,7 @@ function getCallExpression(
   context: TSESLint.RuleContext<MessageIds, Options>,
   id: TSESTree.Node,
 ): TSESTree.CallExpression | TSESTree.TaggedTemplateExpression | undefined {
-  const ancestors = context.getAncestors();
+  const ancestors = context.sourceCode.getAncestors(id);
   let callee = id;
   let parent =
     ancestors.length > 0 ? ancestors[ancestors.length - 1] : undefined;