diff --git a/src/main/java/org/springframework/hateoas/mediatype/alps/Alps.java b/src/main/java/org/springframework/hateoas/mediatype/alps/Alps.java
index d2ba0817..bbc314e9 100644
--- a/src/main/java/org/springframework/hateoas/mediatype/alps/Alps.java
+++ b/src/main/java/org/springframework/hateoas/mediatype/alps/Alps.java
@@ -24,6 +24,7 @@ import org.springframework.hateoas.mediatype.alps.Descriptor.DescriptorBuilder;
 import org.springframework.hateoas.mediatype.alps.Doc.DocBuilder;
 import org.springframework.hateoas.mediatype.alps.Ext.ExtBuilder;
 
+import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 
 /**
@@ -38,6 +39,7 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 @Value
 @Builder(builderMethodName = "alps")
 @JsonPropertyOrder({"version", "doc", "descriptor"})
+@JsonInclude(JsonInclude.Include.NON_NULL)
 public class Alps {
 
 	private final String version = "1.0";
diff --git a/src/main/java/org/springframework/hateoas/mediatype/alps/Descriptor.java b/src/main/java/org/springframework/hateoas/mediatype/alps/Descriptor.java
index 48a83ba1..c9fb045b 100644
--- a/src/main/java/org/springframework/hateoas/mediatype/alps/Descriptor.java
+++ b/src/main/java/org/springframework/hateoas/mediatype/alps/Descriptor.java
@@ -20,6 +20,7 @@ import lombok.Value;
 
 import java.util.List;
 
+import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 
 /**
@@ -33,6 +34,7 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 @Value
 @Builder
 @JsonPropertyOrder({"id", "href", "name", "type", "doc", "descriptor", "ext"})
+@JsonInclude(JsonInclude.Include.NON_NULL)
 public class Descriptor {
 
 	private final String id, href, name;
diff --git a/src/main/java/org/springframework/hateoas/mediatype/alps/Doc.java b/src/main/java/org/springframework/hateoas/mediatype/alps/Doc.java
index 850c265c..c28bcd81 100644
--- a/src/main/java/org/springframework/hateoas/mediatype/alps/Doc.java
+++ b/src/main/java/org/springframework/hateoas/mediatype/alps/Doc.java
@@ -21,6 +21,7 @@ import lombok.Value;
 
 import org.springframework.util.Assert;
 
+import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 
 /**
@@ -35,6 +36,7 @@ import com.fasterxml.jackson.annotation.JsonPropertyOrder;
 @Builder
 @AllArgsConstructor
 @JsonPropertyOrder({"format", "href", "value"})
+@JsonInclude(JsonInclude.Include.NON_NULL)
 public class Doc {
 
 	private final String href, value;
diff --git a/src/test/java/org/springframework/hateoas/mediatype/alps/JacksonSerializationTest.java b/src/test/java/org/springframework/hateoas/mediatype/alps/JacksonSerializationTest.java
index a498307a..a55bed7e 100755
--- a/src/test/java/org/springframework/hateoas/mediatype/alps/JacksonSerializationTest.java
+++ b/src/test/java/org/springframework/hateoas/mediatype/alps/JacksonSerializationTest.java
@@ -45,7 +45,6 @@ class JacksonSerializationTest {
 	void setUp() {
 
 		mapper = new ObjectMapper();
-		mapper.setSerializationInclusion(Include.NON_NULL);
 		mapper.configure(SerializationFeature.INDENT_OUTPUT, true);
 	}