diff --git a/pom.xml b/pom.xml
index b616dc2..3242238 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <parent>
diff --git a/src/main/java/it/aboutbits/springboot/toolbox/jackson/CustomTypeSerializer.java b/src/main/java/it/aboutbits/springboot/toolbox/jackson/CustomTypeSerializer.java
index bd21229..5c4bbdf 100644
--- a/src/main/java/it/aboutbits/springboot/toolbox/jackson/CustomTypeSerializer.java
+++ b/src/main/java/it/aboutbits/springboot/toolbox/jackson/CustomTypeSerializer.java
@@ -4,8 +4,11 @@
 import com.fasterxml.jackson.databind.JsonSerializer;
 import com.fasterxml.jackson.databind.SerializerProvider;
 import it.aboutbits.springboot.toolbox.type.CustomType;
+import it.aboutbits.springboot.toolbox.type.ScaledBigDecimal;
 
 import java.io.IOException;
+import java.math.BigDecimal;
+import java.math.BigInteger;
 import java.util.UUID;
 
 public class CustomTypeSerializer extends JsonSerializer<CustomType<?>> {
@@ -27,6 +30,15 @@ public void serialize(
             case String stringValue -> jsonGenerator.writeString(stringValue);
             case UUID uuidValue -> jsonGenerator.writeString(uuidValue.toString());
             case Enum<?> enumValue -> jsonGenerator.writeString(enumValue.name());
+            case Byte numericValue -> jsonGenerator.writeNumber(numericValue);
+            case Short numericValue -> jsonGenerator.writeNumber(numericValue);
+            case Integer numericValue -> jsonGenerator.writeNumber(numericValue);
+            case Long numericValue -> jsonGenerator.writeNumber(numericValue);
+            case Float numericValue -> jsonGenerator.writeNumber(numericValue);
+            case Double numericValue -> jsonGenerator.writeNumber(numericValue);
+            case BigInteger numericValue -> jsonGenerator.writeNumber(numericValue);
+            case BigDecimal numericValue -> jsonGenerator.writeNumber(numericValue);
+            case ScaledBigDecimal numericValue -> jsonGenerator.writeNumber(numericValue.doubleValue());
             case null -> jsonGenerator.writeNull();
             default -> jsonGenerator.writeRawValue(String.valueOf(value));
         }