diff --git a/extensions/chromium/runet-censorship-bypass/src/extension-full/20-ip-to-host-api.js b/extensions/chromium/runet-censorship-bypass/src/extension-full/20-ip-to-host-api.js
index 914181a..a7088d7 100644
--- a/extensions/chromium/runet-censorship-bypass/src/extension-full/20-ip-to-host-api.js
+++ b/extensions/chromium/runet-censorship-bypass/src/extension-full/20-ip-to-host-api.js
@@ -78,7 +78,7 @@
       '\x63\x63\x61\x68\x69\x68\x61\x2e\x61\x6e\x74\x69\x7a\x61\x70\x72\x65\x74\x2e\x70\x72\x6f\x73\x74\x6f\x76\x70\x6e\x2e\x6f\x72\x67', // Antizapret for ranges.
       '\x70\x72\x6f\x78\x79\x2d\x73\x73\x6c\x2e\x61\x6e\x74\x69\x7a\x61\x70\x72\x65\x74\x2e\x70\x72\x6f\x73\x74\x6f\x76\x70\x6e\x2e\x6f\x72\x67', // Antizapret SSL.
       '\x70\x72\x6f\x78\x79\x2d\x6e\x6f\x73\x73\x6c\x2e\x61\x6e\x74\x69\x7a\x61\x70\x72\x65\x74\x2e\x70\x72\x6f\x73\x74\x6f\x76\x70\x6e\x2e\x6f\x72\x67', // Antizapret w/o SSL.
-    ].reduce((acc, hostname) => ({...acc, [hostname]: { host: hostname }}), {
+    ].reduce((acc, hostname) => Object.assign(acc, { [hostname]: { host: hostname }}), {
       // Defaults:
       localhost: { host: 'localhost' },
     });