diff --git a/README.md b/README.md
index 9a7c9af..4847f26 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,7 @@ It covers the following libraries:
 * [qson](https://github.com/quarkusio/qson)
 * [tapestry](https://tapestry.apache.org/json.html)
 * [underscore-java](https://github.com/javadev/underscore-java)
+* [wast](https://github.com/wycst)
 
 When available, both databinding and 'stream' (custom packing and unpacking) implementations are tested.
 Two different kinds of [models](/src/main/java/com/github/fabienrenaud/jjb/model/) are evaluated with payloads of 1, 10,
diff --git a/src/main/java/com/github/fabienrenaud/jjb/databind/Deserialization.java b/src/main/java/com/github/fabienrenaud/jjb/databind/Deserialization.java
index 2d6612d..6e93923 100644
--- a/src/main/java/com/github/fabienrenaud/jjb/databind/Deserialization.java
+++ b/src/main/java/com/github/fabienrenaud/jjb/databind/Deserialization.java
@@ -5,6 +5,7 @@
 import com.github.fabienrenaud.jjb.JsonBench;
 import com.github.fabienrenaud.jjb.data.JsonSource;
 import com.google.gson.JsonSyntaxException;
+import io.github.wycst.wast.json.options.ReadOption;
 import org.openjdk.jmh.annotations.Benchmark;
 
 import java.io.IOException;
@@ -147,6 +148,6 @@ public Object quickbuf_json() throws Exception {
     @Benchmark
     @Override
     public Object wast() throws Exception {
-        return io.github.wycst.wast.json.JSON.parseObject(JSON_SOURCE().nextString(), JSON_SOURCE().pojoType());
+        return io.github.wycst.wast.json.JSON.parseObject(JSON_SOURCE().nextString(), JSON_SOURCE().pojoType(), ReadOption.UseJDKDoubleParser);
     }
 }
diff --git a/src/main/java/com/github/fabienrenaud/jjb/databind/Serialization.java b/src/main/java/com/github/fabienrenaud/jjb/databind/Serialization.java
index 9f82267..03ea550 100644
--- a/src/main/java/com/github/fabienrenaud/jjb/databind/Serialization.java
+++ b/src/main/java/com/github/fabienrenaud/jjb/databind/Serialization.java
@@ -5,6 +5,7 @@
 import com.github.fabienrenaud.jjb.JsonBench;
 import com.github.fabienrenaud.jjb.JsonUtils;
 import com.github.fabienrenaud.jjb.data.JsonSource;
+import io.github.wycst.wast.json.options.WriteOption;
 import okio.BufferedSink;
 import okio.Okio;
 import org.openjdk.jmh.annotations.Benchmark;
@@ -179,7 +180,7 @@ public Object quickbuf_json() throws Exception {
     @Override
     public Object wast() throws Exception {
         ByteArrayOutputStream baos = JsonUtils.byteArrayOutputStream();
-        io.github.wycst.wast.json.JSON.writeJsonTo(JSON_SOURCE().nextPojo(), baos);
+        io.github.wycst.wast.json.JSON.writeJsonTo(JSON_SOURCE().nextPojo(), baos, WriteOption.WriteDecimalUseToString);
         return baos;
     }
 }