diff --git a/src/main/resources/swagger.api/schema/resource/response/InstanceResponse.json b/src/main/resources/swagger.api/schema/resource/response/InstanceResponse.json
index 8b5a7232..b66cf920 100644
--- a/src/main/resources/swagger.api/schema/resource/response/InstanceResponse.json
+++ b/src/main/resources/swagger.api/schema/resource/response/InstanceResponse.json
@@ -5,17 +5,12 @@
     {
       "$ref": "../common/IdField.json"
     },
+    {
+      "$ref": "title/TitleFieldResponse.json"
+    },
     {
       "type": "object",
       "properties": {
-        "title": {
-          "type": "array",
-          "items": {
-            "type": "object",
-            "$ref": "title/TitleFieldResponse.json"
-          },
-          "x-json-property": "http://bibfra.me/vocab/marc/title"
-        },
         "production": {
           "type": "array",
           "items": {
diff --git a/src/main/resources/swagger.api/schema/resource/response/WorkResponse.json b/src/main/resources/swagger.api/schema/resource/response/WorkResponse.json
index 737d8d3d..dcb71034 100644
--- a/src/main/resources/swagger.api/schema/resource/response/WorkResponse.json
+++ b/src/main/resources/swagger.api/schema/resource/response/WorkResponse.json
@@ -5,17 +5,12 @@
     {
       "$ref": "../common/IdField.json"
     },
+    {
+      "$ref": "title/TitleFieldResponse.json"
+    },
     {
       "type": "object",
       "properties": {
-        "title": {
-          "type": "array",
-          "items": {
-            "type": "object",
-            "$ref": "title/TitleFieldResponse.json"
-          },
-          "x-json-property": "http://bibfra.me/vocab/marc/title"
-        },
         "targetAudience": {
           "type": "array",
           "items": {
diff --git a/src/main/resources/swagger.api/schema/resource/response/title/TitleFieldResponse.json b/src/main/resources/swagger.api/schema/resource/response/title/TitleFieldResponse.json
index 02feca37..215b92c8 100644
--- a/src/main/resources/swagger.api/schema/resource/response/title/TitleFieldResponse.json
+++ b/src/main/resources/swagger.api/schema/resource/response/title/TitleFieldResponse.json
@@ -1,38 +1,51 @@
 {
+  "$schema": "http://json-schema.org/draft-04/schema#",
   "description": "Title of the Work or Instance resource",
-  "oneOf": [
-    {
-      "type": "object",
-      "title": "PrimaryTitleFieldResponse",
-      "properties": {
-        "PrimaryTitle": {
-          "type": "object",
-          "$ref": "schema/resource/response/title/PrimaryTitleResponse.json",
-          "x-json-property": "http://bibfra.me/vocab/marc/Title"
-        }
-      }
-    },
-    {
-      "type": "object",
-      "title": "VariantTitleFieldResponse",
-      "properties": {
-        "VariantTitle": {
-          "type": "object",
-          "$ref": "schema/resource/response/title/VariantTitleResponse.json",
-          "x-json-property": "http://bibfra.me/vocab/marc/VariantTitle"
-        }
-      }
-    },
-    {
-      "type": "object",
-      "title": "ParallelTitleFieldResponse",
-      "properties": {
-        "ParallelTitle": {
-          "type": "object",
-          "$ref": "schema/resource/response/title/ParallelTitleResponse.json",
-          "x-json-property": "http://bibfra.me/vocab/marc/ParallelTitle"
-        }
-      }
+  "properties": {
+    "title": {
+      "type": "array",
+      "items": {
+        "type": "object",
+        "oneOf": [
+          {
+            "type": "object",
+            "title": "PrimaryTitleFieldResponse",
+            "properties": {
+              "PrimaryTitle": {
+                "type": "object",
+                "$ref": "PrimaryTitleResponse.json",
+                "x-json-property": "http://bibfra.me/vocab/marc/Title",
+                "description": "The primary title of the work or instance"
+              }
+            }
+          },
+          {
+            "type": "object",
+            "title": "VariantTitleFieldResponse",
+            "properties": {
+              "VariantTitle": {
+                "type": "object",
+                "$ref": "VariantTitleResponse.json",
+                "x-json-property": "http://bibfra.me/vocab/marc/VariantTitle",
+                "description": "The variant title of the work or instance"
+              }
+            }
+          },
+          {
+            "type": "object",
+            "title": "ParallelTitleFieldResponse",
+            "properties": {
+              "ParallelTitle": {
+                "type": "object",
+                "$ref": "ParallelTitleResponse.json",
+                "x-json-property": "http://bibfra.me/vocab/marc/ParallelTitle",
+                "description": "The parallel title of the work or instance"
+              }
+            }
+          }
+        ]
+      },
+      "x-json-property": "http://bibfra.me/vocab/marc/title"
     }
-  ]
+  }
 }
diff --git a/src/test/java/org/folio/linked/data/test/TestUtil.java b/src/test/java/org/folio/linked/data/test/TestUtil.java
index 4b18e890..50b9d4b2 100644
--- a/src/test/java/org/folio/linked/data/test/TestUtil.java
+++ b/src/test/java/org/folio/linked/data/test/TestUtil.java
@@ -37,7 +37,7 @@
 import org.folio.linked.data.configuration.json.ObjectMapperConfig;
 import org.folio.linked.data.domain.dto.InstanceResponseAllOfMap;
 import org.folio.linked.data.domain.dto.ResourceResponseField;
-import org.folio.linked.data.domain.dto.TitleFieldResponse;
+import org.folio.linked.data.domain.dto.TitleFieldResponseTitleInner;
 import org.folio.linked.data.exception.RequestProcessingExceptionBuilder;
 import org.folio.linked.data.model.entity.Resource;
 import org.folio.linked.data.test.json.InstanceResponseAllOfMapDeserializer;
@@ -72,7 +72,7 @@ public class TestUtil {
   static {
     OBJECT_MAPPER.registerModule(new SimpleModule()
       .addDeserializer(ResourceResponseField.class, new ResourceResponseFieldDeserializer())
-      .addDeserializer(TitleFieldResponse.class, new TitleFieldResponseDeserializer())
+      .addDeserializer(TitleFieldResponseTitleInner.class, new TitleFieldResponseDeserializer())
       .addDeserializer(InstanceResponseAllOfMap.class, new InstanceResponseAllOfMapDeserializer())
     );
     PARAMETERS.excludeField(named("id"));
diff --git a/src/test/java/org/folio/linked/data/test/json/TitleFieldResponseDeserializer.java b/src/test/java/org/folio/linked/data/test/json/TitleFieldResponseDeserializer.java
index 7c3e5531..2e19fc15 100644
--- a/src/test/java/org/folio/linked/data/test/json/TitleFieldResponseDeserializer.java
+++ b/src/test/java/org/folio/linked/data/test/json/TitleFieldResponseDeserializer.java
@@ -12,21 +12,21 @@
 import java.util.Map;
 import org.folio.linked.data.domain.dto.ParallelTitleFieldResponse;
 import org.folio.linked.data.domain.dto.PrimaryTitleFieldResponse;
-import org.folio.linked.data.domain.dto.TitleFieldResponse;
+import org.folio.linked.data.domain.dto.TitleFieldResponseTitleInner;
 import org.folio.linked.data.domain.dto.VariantTitleFieldResponse;
 import org.folio.linked.data.util.DtoDeserializer;
 
-public class TitleFieldResponseDeserializer extends JsonDeserializer<TitleFieldResponse> {
-  private static final Map<String, Class<? extends TitleFieldResponse>> IDENDTITY_MAP = Map.of(
+public class TitleFieldResponseDeserializer extends JsonDeserializer<TitleFieldResponseTitleInner> {
+  private static final Map<String, Class<? extends TitleFieldResponseTitleInner>> IDENDTITY_MAP = Map.of(
     TITLE.getUri(), PrimaryTitleFieldResponse.class,
     PARALLEL_TITLE.getUri(), ParallelTitleFieldResponse.class,
     VARIANT_TITLE.getUri(), VariantTitleFieldResponse.class
   );
-  private final DtoDeserializer<TitleFieldResponse> dtoDeserializer =
-    new DtoDeserializer<>(TitleFieldResponse.class, IDENDTITY_MAP, EMPTY_EXCEPTION_BUILDER);
+  private final DtoDeserializer<TitleFieldResponseTitleInner> dtoDeserializer =
+    new DtoDeserializer<>(TitleFieldResponseTitleInner.class, IDENDTITY_MAP, EMPTY_EXCEPTION_BUILDER);
 
   @Override
-  public TitleFieldResponse deserialize(JsonParser jp, DeserializationContext dc) throws IOException {
+  public TitleFieldResponseTitleInner deserialize(JsonParser jp, DeserializationContext dc) throws IOException {
     return dtoDeserializer.deserialize(jp);
   }
 }