diff --git a/src/lib/publicsuffixlist/publicsuffixlist.js b/src/lib/publicsuffixlist/publicsuffixlist.js
index 041d6ff0f..6483c89e2 100644
--- a/src/lib/publicsuffixlist/publicsuffixlist.js
+++ b/src/lib/publicsuffixlist/publicsuffixlist.js
@@ -403,7 +403,7 @@ const getPublicSuffixPosJS = function() {
         }
         // 2. If no rules match, the prevailing rule is "*".
         if ( iFound === 0 ) {
-            if ( buf8[iCandidates + 1] !== 0x2A /* '*' */ ) { break; }
+            if ( buf32[iCandidates + 1] !== 0x2A /* '*' */ ) { break; }
             buf8[SUFFIX_NOT_FOUND_SLOT] = 1;
             iFound = iCandidates;
         }