diff --git a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/core/OptimizedJsonMapper.kt b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/core/OptimizedJsonMapper.kt
index 9e9b6de35..a671865a7 100644
--- a/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/core/OptimizedJsonMapper.kt
+++ b/quartz/src/commonMain/kotlin/com/vitorpamplona/quartz/nip01Core/core/OptimizedJsonMapper.kt
@@ -54,6 +54,7 @@ object JsonMapper {
     val jsonInstance =
         Json {
             ignoreUnknownKeys = true
+            isLenient = true
         }
 
     inline fun <reified T> fromJson(json: String): T = jsonInstance.decodeFromString<T>(json)