1 files changed, 2 insertions, 3 deletions
diff --git a/core/commonMain/src/kotlinx/serialization/encoding/AbstractDecoder.kt b/core/commonMain/src/kotlinx/serialization/encoding/AbstractDecoder.kt
index fad7ef87..ffe6dd37 100644
--- a/core/commonMain/src/kotlinx/serialization/encoding/AbstractDecoder.kt
+++ b/core/commonMain/src/kotlinx/serialization/encoding/AbstractDecoder.kt
@@ -74,8 +74,7 @@ public abstract class AbstractDecoder : Decoder, CompositeDecoder {
         index: Int,
         deserializer: DeserializationStrategy<T?>,
         previousValue: T?
-    ): T? {
-        val isNullabilitySupported = deserializer.descriptor.isNullable
-        return if (isNullabilitySupported || decodeNotNullMark()) decodeSerializableValue(deserializer, previousValue) else decodeNull()
+    ): T? = decodeIfNullable(deserializer) {
+        decodeSerializableValue(deserializer, previousValue)
     }
 }