diff --git a/backend/src/main/kotlin/net/perfectdreams/perfectpayments/backend/routes/api/v1/callbacks/PostMercadoPagoCallbackRoute.kt b/backend/src/main/kotlin/net/perfectdreams/perfectpayments/backend/routes/api/v1/callbacks/PostMercadoPagoCallbackRoute.kt
index ee53954..37befde 100644
--- a/backend/src/main/kotlin/net/perfectdreams/perfectpayments/backend/routes/api/v1/callbacks/PostMercadoPagoCallbackRoute.kt
+++ b/backend/src/main/kotlin/net/perfectdreams/perfectpayments/backend/routes/api/v1/callbacks/PostMercadoPagoCallbackRoute.kt
@@ -32,7 +32,7 @@ class PostMercadoPagoCallbackRoute(val m: PerfectPayments) : BaseRoute("/api/v1/
         logger.info { "MercadoPago type: $type, params: ${parameters.entries()}; body: $body" }
 
         val topic = parameters["topic"]
-        if (type != null) {
+        if (type == null) {
             logger.warn { "Ignoring MercadoPago request with type missing because maybe that's a IPN notification and we only care about webhooks..." }
             call.respondEmptyJson(HttpStatusCode.Forbidden)
             return