--- a/toolkit/components/downloads/ApplicationReputation.cpp
+++ b/toolkit/components/downloads/ApplicationReputation.cpp
@@ -153,18 +153,18 @@ LookupTablesInPrefs(const nsACString& ta
     found = true;
 
     if (!shouldRecordTelemetry) {
       return found;
     }
 
     // We are checking if the table found is V2 or V4 to record telemetry
     // Both V2 and V4 begin with "goog" but V4 ends with "-proto"
-    if (StringBeginsWith(prefToken, NS_LITERAL_CSTRING("goog"))) {
-      if (StringEndsWith(prefToken, NS_LITERAL_CSTRING("-proto"))) {
+    if (StringBeginsWith(table, NS_LITERAL_CSTRING("goog"))) {
+      if (StringEndsWith(table, NS_LITERAL_CSTRING("-proto"))) {
         telemetryInfo |= TelemetryMatchInfo::eV4Match;
       } else {
         telemetryInfo |= TelemetryMatchInfo::eV2Match;
       }
     }
   }
 
   // Record telemetry for matching allow list and block list