diff --git a/package.json b/package.json
index f126d50..17caf27 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "lint:fix": "eslint --fix"
   },
   "peerDependencies": {
-    "react": "^18.0.0"
+    "react": ">=18.0.0"
   },
   "dependencies": {
     "json-diff-kit": "^1.0.32",
@@ -68,7 +68,7 @@
     "@storybook/react": "8.6.0-alpha.0",
     "@storybook/react-vite": "8.6.0-alpha.0",
     "@types/node": "^22.14.1",
-    "@types/react": "^18.2.15",
+    "@types/react": ">=18.0.0",
     "@types/react-window": "^1.8.8",
     "eslint": "^9.33.0",
     "eslint-plugin-format": "^1.0.1",
@@ -76,7 +76,7 @@
     "eslint-plugin-react-refresh": "^0.4.20",
     "lint-staged": "^16.1.5",
     "postcss": "^8.5.1",
-    "react": "^18.2.0",
+    "react": ">=18.0.0",
     "rollup": "^3.26.3",
     "rollup-plugin-dts": "^5.3.0",
     "rollup-plugin-peer-deps-external": "^2.2.4",
diff --git a/src/components/DiffViewer/components/VirtualizedDiffViewer.tsx b/src/components/DiffViewer/components/VirtualizedDiffViewer.tsx
index 826bda5..3d0f197 100644
--- a/src/components/DiffViewer/components/VirtualizedDiffViewer.tsx
+++ b/src/components/DiffViewer/components/VirtualizedDiffViewer.tsx
@@ -78,7 +78,7 @@ export const VirtualizedDiffViewer: React.FC<VirtualizedDiffViewerProps> = ({
   miniMapWidth,
 }) => {
   const listRef = useRef<List>(null);
-  const searchTimeoutRef = useRef<NodeJS.Timeout>();
+  const searchTimeoutRef = useRef<NodeJS.Timeout | undefined>(undefined);
   const [scrollTop, setScrollTop] = useState(0);
 
   const [segments, setSegments] = useState<SegmentItem[]>([]);