diff --git a/samples/localities-nearby-poi/index.ts b/samples/localities-nearby-poi/index.ts
index 965b79de..00bf5ad0 100644
--- a/samples/localities-nearby-poi/index.ts
+++ b/samples/localities-nearby-poi/index.ts
@@ -462,7 +462,7 @@ document.addEventListener("click", (event) => {
 });
 
 function debounce(func: (...args: any[]) => void, wait: number) {
-  let timeout: NodeJS.Timeout;
+  let timeout: ReturnType<typeof setTimeout>;
   return function executedFunction(...args: any[]) {
     const later = () => {
       clearTimeout(timeout);
diff --git a/samples/stores-list-sync-map/index.ts b/samples/stores-list-sync-map/index.ts
index 27416ce0..89518b67 100644
--- a/samples/stores-list-sync-map/index.ts
+++ b/samples/stores-list-sync-map/index.ts
@@ -227,7 +227,7 @@ function selectStoreOnList(storeId?: string) {
 
 // Debounce function
 function debounce(func: (...args: any[]) => void, wait: number) {
-  let timeout: NodeJS.Timeout;
+  let timeout: ReturnType<typeof setTimeout>;
   return (...args: any[]) => {
     clearTimeout(timeout);
     timeout = setTimeout(() => func(...args), wait);