diff --git a/DatabaseSchema.md b/DatabaseSchema.md
index 16aa6f8..3d792d2 100644
--- a/DatabaseSchema.md
+++ b/DatabaseSchema.md
@@ -104,6 +104,7 @@
 | issueTime | INTEGER | not null |
 | issuerUserID | TEXT | not null |
 | enabled | INTEGER | not null |
+| reason | TEXT | not null, default '' |
 
 | index | field |
 | -- | :--: |
diff --git a/databases/_upgrade_sponsorTimes_17.sql b/databases/_upgrade_sponsorTimes_17.sql
new file mode 100644
index 0000000..43b5ecf
--- /dev/null
+++ b/databases/_upgrade_sponsorTimes_17.sql
@@ -0,0 +1,19 @@
+BEGIN TRANSACTION;
+
+/* Add reason field */
+CREATE TABLE "sqlb_temp_table_17" (
+	"userID" TEXT NOT NULL,
+	"issueTime" INTEGER NOT NULL,
+	"issuerUserID" TEXT NOT NULL,
+	enabled INTEGER NOT NULL,
+	"reason" TEXT NOT NULL default ''
+);
+
+INSERT INTO sqlb_temp_table_17 SELECT "userID","issueTime","issuerUserID","enabled", '' FROM "warnings";
+
+DROP TABLE warnings;
+ALTER TABLE sqlb_temp_table_17 RENAME TO "warnings";
+
+UPDATE "config" SET value = 17 WHERE key = 'version';
+
+COMMIT;
\ No newline at end of file
diff --git a/src/routes/postWarning.ts b/src/routes/postWarning.ts
index 1734012..8805b2b 100644
--- a/src/routes/postWarning.ts
+++ b/src/routes/postWarning.ts
@@ -7,10 +7,11 @@ import { HashedUserID, UserID } from '../types/user.model';
 
 export async function postWarning(req: Request, res: Response) {
     // Collect user input data
-    let issuerUserID: HashedUserID = getHash(<UserID> req.body.issuerUserID);
-    let userID: UserID = req.body.userID;
-    let issueTime = new Date().getTime();
-    let enabled: boolean = req.body.enabled ?? true;
+    const issuerUserID: HashedUserID = getHash(<UserID> req.body.issuerUserID);
+    const userID: UserID = req.body.userID;
+    const issueTime = new Date().getTime();
+    const enabled: boolean = req.body.enabled ?? true;
+    const reason: string = req.body.reason ?? ''; 
 
     // Ensure user is a VIP
     if (!await isUserVIP(issuerUserID)) {
@@ -25,7 +26,11 @@ export async function postWarning(req: Request, res: Response) {
         let previousWarning = await db.prepare('get', 'SELECT * FROM "warnings" WHERE "userID" = ? AND "issuerUserID" = ?', [userID, issuerUserID]);
 
         if (!previousWarning) {
-            await db.prepare('run', 'INSERT INTO "warnings" ("userID", "issueTime", "issuerUserID", "enabled") VALUES (?, ?, ?, 1)', [userID, issueTime, issuerUserID]);
+            await db.prepare(
+                'run', 
+                'INSERT INTO "warnings" ("userID", "issueTime", "issuerUserID", "enabled", "reason") VALUES (?, ?, ?, 1, ?)',
+                [userID, issueTime, issuerUserID, reason]
+            );
             resultStatus = "issued to";
         } else {
             res.status(409).send();
diff --git a/test/cases/postWarning.ts b/test/cases/postWarning.ts
index 2c1242f..de15ef1 100644
--- a/test/cases/postWarning.ts
+++ b/test/cases/postWarning.ts
@@ -12,6 +12,7 @@ describe('postWarning', () => {
         let json = {
             issuerUserID: 'warning-vip',
             userID: 'warning-0',
+            reason: 'warning-reason-0'
         };
         fetch(getbaseURL()
             + "/api/warnUser", {
@@ -23,8 +24,8 @@ describe('postWarning', () => {
         })
         .then(async res => {
             if (res.status === 200) {
-                let row = await db.prepare('get', `SELECT "userID", "issueTime", "issuerUserID", enabled FROM warnings WHERE "userID" = ?`, [json.userID]);
-                if (row?.enabled == 1 && row?.issuerUserID == getHash(json.issuerUserID)) {
+                let row = await db.prepare('get', `SELECT "userID", "issueTime", "issuerUserID", enabled, "reason" FROM warnings WHERE "userID" = ?`, [json.userID]);
+                if (row?.enabled == 1 && row?.issuerUserID == getHash(json.issuerUserID) && row?.reason === json.reason) {
                     done();
                 } else {
                     done("Warning missing from database");