diff --git a/src/db/migrations/20210311185912_move_duration_to_recordings_table.ts b/src/db/migrations/20210311185912_move_duration_to_recordings_table.ts
new file mode 100644
index 0000000..e0ee501
--- /dev/null
+++ b/src/db/migrations/20210311185912_move_duration_to_recordings_table.ts
@@ -0,0 +1,47 @@
+import { Knex } from "knex";
+
+export async function up(knex: Knex) {
+  return knex.transaction(async (trx) => {
+    await trx.schema.alterTable("recordings", (table) => {
+      table.integer("duration");
+    });
+
+    // transfer recording durations from voicemails table
+    await trx("recordings").update({
+      duration: knex("voicemails")
+        .select("duration")
+        .where("messageId", knex.raw("??", "recordings.messageId")),
+    });
+
+    // now we can make duration column not-nullable
+    await trx.schema.alterTable("recordings", (table) => {
+      table.integer("duration").notNullable().alter();
+    });
+
+    await trx.schema.alterTable("voicemails", (table) => {
+      table.dropColumn("duration");
+    });
+  });
+}
+
+export async function down(knex: Knex) {
+  return knex.transaction(async (trx) => {
+    await trx.schema.alterTable("voicemails", (table) => {
+      table.integer("duration");
+    });
+
+    await trx("voicemails").update({
+      duration: knex("recordings")
+        .select("duration")
+        .where("messageId", knex.raw("??", "voicemails.messageId")),
+    });
+
+    await trx.schema.alterTable("voicemails", (table) => {
+      table.integer("duration").notNullable().alter();
+    });
+
+    await trx.schema.alterTable("recordings", (table) => {
+      table.dropColumn("duration");
+    });
+  });
+}
diff --git a/src/template.tsx b/src/template.tsx
index 0d22936..3fd6e46 100644
--- a/src/template.tsx
+++ b/src/template.tsx
@@ -3,7 +3,7 @@ import ReactDOMServer from "react-dom/server";
 import { getNationalNumber, formatSeconds } from "./util";
 import { DateTime } from "luxon";
 import type { Contact } from "./types";
-import type { StoredVoicemail } from "knex/types/tables";
+import type { StoredVoicemail, StoredRecording } from "knex/types/tables";
 
 export function getTicketSubject(
   voicemail: StoredVoicemail,
@@ -14,7 +14,10 @@ export function getTicketSubject(
   })`;
 }
 
-export function getTicketBody(vm: StoredVoicemail, contact?: Contact) {
+export function getTicketBody(
+  vm: StoredVoicemail & StoredRecording,
+  contact?: Contact
+) {
   return ReactDOMServer.renderToStaticMarkup(
     <div>
       <div>
diff --git a/src/ticketize.ts b/src/ticketize.ts
index 40d38c6..3ab5314 100644
--- a/src/ticketize.ts
+++ b/src/ticketize.ts
@@ -243,7 +243,6 @@ export function ticketize(
         extensionName: extension.name,
         fromNumber: message.from.phoneNumber,
         fromName: message.from.name,
-        duration: recording.duration,
         transcriptionStatus: transcription.status,
         transcription: transcription.text,
       });
@@ -251,6 +250,7 @@ export function ticketize(
         messageId: message.id,
         mimeType: recording.mimeType,
         audio: new Uint8Array(recording.audio),
+        duration: recording.duration,
       });
     });
   }
diff --git a/src/types.ts b/src/types.ts
index fdcfa1a..662e728 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -116,7 +116,6 @@ declare module "knex/types/tables" {
     extensionName: string;
     fromNumber: string;
     fromName: string;
-    duration: number;
     transcriptionStatus: TranscriptionStatus;
     transcription: string | null;
     ticketId?: number;
@@ -129,6 +128,7 @@ declare module "knex/types/tables" {
     messageId: number;
     mimeType: string;
     audio: ArrayBuffer;
+    duration: number;
   }
 
   interface Tables {