diff --git a/extensions/chromium/runet-censorship-bypass/src/extension-common/37-sync-pac-script-with-pac-provider-api.tmpl.js b/extensions/chromium/runet-censorship-bypass/src/extension-common/37-sync-pac-script-with-pac-provider-api.tmpl.js
index c637ac7..4b62465 100644
--- a/extensions/chromium/runet-censorship-bypass/src/extension-common/37-sync-pac-script-with-pac-provider-api.tmpl.js
+++ b/extensions/chromium/runet-censorship-bypass/src/extension-common/37-sync-pac-script-with-pac-provider-api.tmpl.js
@@ -146,7 +146,14 @@
     httpLib.ifModifiedSince(pacUrl, lastModifiedStr, (err, newLastModifiedStr) => {
 
       if (!newLastModifiedStr) {
-        const ifWasEverModified = lastModifiedStr !== new Date(0).toUTCString();
+        /*
+          TODO: Get rid of this dirty hack
+          IPFS used by AntiZapret always returns last-modified date as new Date(1000) which is 1 sec since unix epoch.
+          Last-modified isn't changed but target redireciton URL is and this URL should be compared to the last cached URL.
+          Hack here is to consider 5 seconds since epoch time the same way as the unix epoch start.
+          If you think etags are the solution then know that etags can't be read from the fetch API, see https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Access-Control-Expose-Headers.
+        */
+        const ifWasEverModified = new Date(lastModifiedStr) - new Date(0) > 5000;
         if (ifWasEverModified) {
 
           addWarning(
diff --git a/extensions/chromium/runet-censorship-bypass/src/extension-common/manifest.tmpl.json b/extensions/chromium/runet-censorship-bypass/src/extension-common/manifest.tmpl.json
index 7f19801..0f75361 100644
--- a/extensions/chromium/runet-censorship-bypass/src/extension-common/manifest.tmpl.json
+++ b/extensions/chromium/runet-censorship-bypass/src/extension-common/manifest.tmpl.json
@@ -6,7 +6,7 @@
   "description": "__MSG_extDesc__",
   "version": "0.0.${version}",
   "icons": {
-    "128": "/icons/default-128.png"
+    "128": "icons/default-128.png"
   },
   "author": "anticensority+owners@googlegroups.com",