diff --git a/src/pg/brc20/brc20-pg-store.ts b/src/pg/brc20/brc20-pg-store.ts
index c2ba0969..96690704 100644
--- a/src/pg/brc20/brc20-pg-store.ts
+++ b/src/pg/brc20/brc20-pg-store.ts
@@ -46,7 +46,12 @@ export class Brc20PgStore extends BasePgStoreModule {
       const pointer = args.pointers[i];
       if (parseInt(pointer.block_height) < BRC20_GENESIS_BLOCK) continue;
       if (reveal.inscription) {
-        if (reveal.location.transfer_type != DbLocationTransferType.transferred) continue;
+        if (
+          reveal.inscription.classic_number < 0 ||
+          reveal.inscription.number < 0 ||
+          reveal.location.transfer_type != DbLocationTransferType.transferred
+        )
+          continue;
         const brc20 = brc20FromInscriptionContent(
           hexToBuffer(reveal.inscription.content as string).toString('utf-8')
         );
diff --git a/tests/brc20.test.ts b/tests/brc20.test.ts
index c07c59a8..2b3302fe 100644
--- a/tests/brc20.test.ts
+++ b/tests/brc20.test.ts
@@ -698,6 +698,43 @@ describe('BRC-20', () => {
         },
       ]);
     });
+
+    test('ignores deploy from classic cursed inscription', async () => {
+      await db.updateInscriptions(
+        new TestChainhookPayloadBuilder()
+          .apply()
+          .block({
+            height: BRC20_GENESIS_BLOCK,
+            hash: '00000000000000000002a90330a99f67e3f01eb2ce070b45930581e82fb7a91d',
+          })
+          .transaction({
+            hash: '38c46a8bf7ec90bc7f6b797e7dc84baa97f4e5fd4286b92fe1b50176d03b18dc',
+          })
+          .inscriptionRevealed(
+            brc20Reveal({
+              json: {
+                p: 'brc-20',
+                op: 'deploy',
+                tick: 'PEPE',
+                max: '21000000',
+              },
+              number: 0,
+              classic_number: -1,
+              tx_id: '38c46a8bf7ec90bc7f6b797e7dc84baa97f4e5fd4286b92fe1b50176d03b18dc',
+              address: 'bc1p3cyx5e2hgh53w7kpxcvm8s4kkega9gv5wfw7c4qxsvxl0u8x834qf0u2td',
+            })
+          )
+          .build()
+      );
+      const response1 = await fastify.inject({
+        method: 'GET',
+        url: `/ordinals/brc-20/tokens?ticker=PEPE`,
+      });
+      expect(response1.statusCode).toBe(200);
+      const responseJson1 = response1.json();
+      expect(responseJson1.total).toBe(0);
+      expect(responseJson1.results).toHaveLength(0);
+    });
   });
 
   describe('mint', () => {
diff --git a/tests/helpers.ts b/tests/helpers.ts
index 09cb1801..569b6ed6 100644
--- a/tests/helpers.ts
+++ b/tests/helpers.ts
@@ -111,6 +111,7 @@ export function rollBack(payload: Payload) {
 export function brc20Reveal(args: {
   json: Brc20;
   number: number;
+  classic_number?: number;
   address: string;
   tx_id: string;
 }): BitcoinInscriptionRevealed {
@@ -120,8 +121,8 @@ export function brc20Reveal(args: {
     content_type: 'text/plain;charset=utf-8',
     content_length: content.length,
     inscription_number: {
-      classic: args.number,
       jubilee: args.number,
+      classic: args.classic_number ?? args.number,
     },
     inscription_fee: 2000,
     inscription_id: `${args.tx_id}i0`,