diff --git a/src/ticketize.ts b/src/ticketize.ts
index 3ab5314..f9671cc 100644
--- a/src/ticketize.ts
+++ b/src/ticketize.ts
@@ -296,7 +296,7 @@ export function ticketize(
    */
   async function getMissingTranscriptionVoicemails() {
     return await db("voicemails")
-      .whereNotNull("transcription")
+      .whereNull("transcription")
       .whereNotIn("transcriptionStatus", [
         // Don't include those whose transcriptions have failed or will not
         // be completed.