diff --git a/sdk-serde-jackson/src/main/java/dev/restate/serde/jackson/JacksonSerdeFactory.java b/sdk-serde-jackson/src/main/java/dev/restate/serde/jackson/JacksonSerdeFactory.java
index c3e91a4d..adcb1d8b 100644
--- a/sdk-serde-jackson/src/main/java/dev/restate/serde/jackson/JacksonSerdeFactory.java
+++ b/sdk-serde-jackson/src/main/java/dev/restate/serde/jackson/JacksonSerdeFactory.java
@@ -13,6 +13,7 @@
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JavaType;
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.util.ByteBufferBackedInputStream;
 import com.github.victools.jsonschema.generator.SchemaGenerator;
 import dev.restate.common.Slice;
 import dev.restate.serde.Serde;
@@ -84,7 +85,8 @@ public Slice serialize(T value) {
       @Override
       public T deserialize(@NonNull Slice value) {
         try {
-          return mapper.readValue(value.toByteArray(), constructedType);
+          return mapper.readValue(
+              new ByteBufferBackedInputStream(value.asReadOnlyByteBuffer()), constructedType);
         } catch (IOException e) {
           sneakyThrow(e);
           return null;