diff --git a/src/js/hntrie.js b/src/js/hntrie.js
index f125b2e6a..9bb9b24f4 100644
--- a/src/js/hntrie.js
+++ b/src/js/hntrie.js
@@ -486,6 +486,8 @@ class HNTrieContainer {
         } else {
             this.buf32.set(selfie);
         }
+        // https://github.com/uBlockOrigin/uBlock-issues/issues/2925
+        this.buf[255] = 0;
         return true;
     }