diff --git a/webapp-jakarta/hakunapi-simple-servlet-jakarta/src/main/java/fi/nls/hakunapi/simple/servlet/jakarta/OpenAPIObjectMapperProvider.java b/webapp-jakarta/hakunapi-simple-servlet-jakarta/src/main/java/fi/nls/hakunapi/simple/servlet/jakarta/OpenAPIObjectMapperProvider.java
index 2033a15..8ee3ec3 100644
--- a/webapp-jakarta/hakunapi-simple-servlet-jakarta/src/main/java/fi/nls/hakunapi/simple/servlet/jakarta/OpenAPIObjectMapperProvider.java
+++ b/webapp-jakarta/hakunapi-simple-servlet-jakarta/src/main/java/fi/nls/hakunapi/simple/servlet/jakarta/OpenAPIObjectMapperProvider.java
@@ -10,7 +10,7 @@
 import io.swagger.v3.core.util.Json;
 
 @Provider
-@Produces(MediaTypes.APPLICATION_OPENAPI_V3)
+@Produces(value = { MediaTypes.APPLICATION_OPENAPI_V3, MediaTypes.APPLICATION_SCHEMA })
 public class OpenAPIObjectMapperProvider implements ContextResolver<ObjectMapper> {
 
     @Override
diff --git a/webapp-javax/hakunapi-simple-servlet-javax/src/main/java/fi/nls/hakunapi/simple/servlet/javax/OpenAPIObjectMapperProvider.java b/webapp-javax/hakunapi-simple-servlet-javax/src/main/java/fi/nls/hakunapi/simple/servlet/javax/OpenAPIObjectMapperProvider.java
index 55d8078..e891de0 100644
--- a/webapp-javax/hakunapi-simple-servlet-javax/src/main/java/fi/nls/hakunapi/simple/servlet/javax/OpenAPIObjectMapperProvider.java
+++ b/webapp-javax/hakunapi-simple-servlet-javax/src/main/java/fi/nls/hakunapi/simple/servlet/javax/OpenAPIObjectMapperProvider.java
@@ -10,7 +10,7 @@
 import io.swagger.v3.core.util.Json;
 
 @Provider
-@Produces(MediaTypes.APPLICATION_OPENAPI_V3)
+@Produces(value = { MediaTypes.APPLICATION_OPENAPI_V3, MediaTypes.APPLICATION_SCHEMA })
 public class OpenAPIObjectMapperProvider implements ContextResolver<ObjectMapper> {
 
     @Override