diff --git a/src/replaceAds.ts b/src/replaceAds.ts
index 6d752ec623..5a8bed7d1e 100644
--- a/src/replaceAds.ts
+++ b/src/replaceAds.ts
@@ -1,4 +1,3 @@
-import debounce from 'debounce';
 import browser from 'webextension-polyfill';
 
 import { AdType, ContentScriptType, ETHERSCAN_BUILTIN_ADS_WEBSITES, WEBSITES_ANALYTICS_ENABLED } from 'lib/constants';
@@ -11,56 +10,62 @@ const availableAdsResolutions = [
 
 let oldHref = '';
 
-const replaceAds = debounce(
-  async () => {
-    try {
-      const adsContainers = getAdsContainers();
-      const adsContainersToReplace = adsContainers.filter(
-        ({ width, height }) =>
-          ((width >= 600 && width <= 900) || (width >= 180 && width <= 430)) && height >= 60 && height <= 120
-      );
+let processing = false;
 
-      const newHref = window.parent.location.href;
-      if (oldHref !== newHref && adsContainersToReplace.length > 0) {
-        oldHref = newHref;
+const replaceAds = async () => {
+  if (processing) return;
+  processing = true;
 
-        browser.runtime.sendMessage({
-          type: ContentScriptType.ExternalAdsActivity,
-          url: window.parent.location.origin
-        });
-      }
+  try {
+    const adsContainers = getAdsContainers();
+    const adsContainersToReplace = adsContainers.filter(
+      ({ width, height }) =>
+        ((width >= 600 && width <= 900) || (width >= 180 && width <= 430)) && height >= 60 && height <= 120
+    );
+
+    const newHref = window.parent.location.href;
+    if (oldHref !== newHref && adsContainersToReplace.length > 0) {
+      oldHref = newHref;
 
-      if (!adsContainersToReplace.length) return;
+      browser.runtime.sendMessage({
+        type: ContentScriptType.ExternalAdsActivity,
+        url: window.parent.location.origin
+      });
+    }
 
-      const ReactDomModule = await import('react-dom/client');
-      const SliceAdModule = await import('lib/slise/slise-ad');
+    if (!adsContainersToReplace.length) {
+      processing = false;
+      return;
+    }
 
-      adsContainersToReplace.forEach(({ element: adContainer, width: containerWidth, type }) => {
-        let adsResolution = availableAdsResolutions[0];
-        for (let i = 1; i < availableAdsResolutions.length; i++) {
-          const candidate = availableAdsResolutions[i];
-          if (candidate.width <= containerWidth && candidate.width > adsResolution.width) {
-            adsResolution = candidate;
-          }
-        }
+    const ReactDomModule = await import('react-dom/client');
+    const SliceAdModule = await import('lib/slise/slise-ad');
 
-        if (
-          ETHERSCAN_BUILTIN_ADS_WEBSITES.some(urlPrefix => newHref.startsWith(urlPrefix)) &&
-          type === AdType.Coinzilla
-        ) {
-          adContainer.style.textAlign = 'left';
+    adsContainersToReplace.forEach(({ element: adContainer, width: containerWidth, type }) => {
+      let adsResolution = availableAdsResolutions[0];
+      for (let i = 1; i < availableAdsResolutions.length; i++) {
+        const candidate = availableAdsResolutions[i];
+        if (candidate.width <= containerWidth && candidate.width > adsResolution.width) {
+          adsResolution = candidate;
         }
+      }
 
-        const adRoot = ReactDomModule.createRoot(adContainer);
-        adRoot.render(SliceAdModule.buildSliceAdReactNode(adsResolution.width, adsResolution.height));
-      });
-    } catch (error) {
-      console.error('Replacing Ads error:', error);
-    }
-  },
-  100,
-  true
-);
+      if (
+        ETHERSCAN_BUILTIN_ADS_WEBSITES.some(urlPrefix => newHref.startsWith(urlPrefix)) &&
+        type === AdType.Coinzilla
+      ) {
+        adContainer.style.textAlign = 'left';
+      }
+
+      const adRoot = ReactDomModule.createRoot(adContainer);
+      adRoot.render(SliceAdModule.buildSliceAdReactNode(adsResolution.width, adsResolution.height));
+    });
+  } catch (error) {
+    console.error('Replacing Ads error:', error);
+  }
+
+  processing = false;
+};
 
 // Prevents the script from running in an Iframe
 if (window.frameElement === null) {