diff --git a/build.gradle.kts b/build.gradle.kts
index 27c3d19..b06db1d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -69,7 +69,7 @@ subprojects {
             sign(publishing.publications)
         }
         configure<MavenPublishBaseExtension> {
-            publishToMavenCentral(SonatypeHost.CENTRAL_PORTAL)
+            publishToMavenCentral(SonatypeHost.CENTRAL_PORTAL, true)
 
             val projectGroup = property("project.group").toString()
             val projectArtifactId = name.replace("-gradle-plugin", ".gradle.plugin")
diff --git a/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/AbstractStandaloneContextEnvironment.kt b/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/AbstractStandaloneContextEnvironment.kt
index a971f43..73fe151 100644
--- a/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/AbstractStandaloneContextEnvironment.kt
+++ b/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/AbstractStandaloneContextEnvironment.kt
@@ -1,11 +1,13 @@
 package io.github.bgmsound.documentify.core.environment
 
 import com.fasterxml.jackson.databind.ObjectMapper
+import org.springframework.core.convert.converter.Converter
 
 @Suppress("UNCHECKED_CAST")
 abstract class AbstractStandaloneContextEnvironment<T : StandaloneContextEnvironment<T>> : StandaloneContextEnvironment<T>, AbstractDocumentContextEnvironment() {
     protected val controllers: MutableList<Any> = mutableListOf()
     protected val controllerAdvices: MutableList<Any> = mutableListOf()
+    protected val converters: MutableList<Converter<*, *>> = mutableListOf()
     protected var codec: ObjectMapper? = null
 
     override fun codec(codec: ObjectMapper): T {
@@ -42,4 +44,19 @@ abstract class AbstractStandaloneContextEnvironment<T : StandaloneContextEnviron
         this.controllerAdvices.addAll(controllerAdvices)
         return this as T
     }
+
+    override fun converter(converter: Converter<*, *>): T {
+        this.converters.add(converter)
+        return this as T
+    }
+
+    override fun converters(vararg converters: Converter<*, *>): T {
+        this.converters.addAll(converters)
+        return this as T
+    }
+
+    override fun converters(converters: List<Converter<*, *>>): T {
+        this.converters.addAll(converters)
+        return this as T
+    }
 }
\ No newline at end of file
diff --git a/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/StandaloneContextEnvironment.kt b/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/StandaloneContextEnvironment.kt
index 38123de..4464ca1 100644
--- a/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/StandaloneContextEnvironment.kt
+++ b/documentify-project/documentify-core/src/main/kotlin/io/github/bgmsound/documentify/core/environment/StandaloneContextEnvironment.kt
@@ -1,6 +1,7 @@
 package io.github.bgmsound.documentify.core.environment
 
 import com.fasterxml.jackson.databind.ObjectMapper
+import org.springframework.core.convert.converter.Converter
 
 interface StandaloneContextEnvironment<T : StandaloneContextEnvironment<T>> : DocumentContextEnvironment {
 
@@ -18,4 +19,10 @@ interface StandaloneContextEnvironment<T : StandaloneContextEnvironment<T>> : Do
 
     fun controllerAdvices(controllerAdvices: List<Any>): T
 
+    fun converter(converter: Converter<*, *>): T
+
+    fun converters(vararg converters: Converter<*, *>): T
+
+    fun converters(converters: List<Converter<*, *>>): T
+
 }
\ No newline at end of file
diff --git a/documentify-project/documentify-mvc/src/main/kotlin/io/github/bgmsound/documentify/mvc/environment/StandaloneMvcContextEnvironment.kt b/documentify-project/documentify-mvc/src/main/kotlin/io/github/bgmsound/documentify/mvc/environment/StandaloneMvcContextEnvironment.kt
index d36d5d6..92d6444 100644
--- a/documentify-project/documentify-mvc/src/main/kotlin/io/github/bgmsound/documentify/mvc/environment/StandaloneMvcContextEnvironment.kt
+++ b/documentify-project/documentify-mvc/src/main/kotlin/io/github/bgmsound/documentify/mvc/environment/StandaloneMvcContextEnvironment.kt
@@ -2,6 +2,7 @@ package io.github.bgmsound.documentify.mvc.environment
 
 import io.github.bgmsound.documentify.core.environment.AbstractStandaloneContextEnvironment
 import io.github.bgmsound.documentify.mvc.MvcDocumentContextEnvironment
+import org.springframework.format.support.FormattingConversionService
 import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter
 import org.springframework.restdocs.RestDocumentationContextProvider
 import org.springframework.restdocs.mockmvc.MockMvcRestDocumentation.documentationConfiguration
@@ -35,6 +36,11 @@ class StandaloneMvcContextEnvironment private constructor(
             .standaloneSetup(*controllers.toTypedArray())
             .setControllerAdvice(*controllerAdvices.toTypedArray())
             .setCustomArgumentResolvers(*argumentResolvers.toTypedArray())
+            .setConversionService(FormattingConversionService().apply {
+                converters.forEach { converter ->
+                    addConverter(converter)
+                }
+            })
             .apply<StandaloneMockMvcBuilder>(documentationConfiguration(provider))
             .apply { if (codec != null) {
                 val objectMapper = codec!!
diff --git a/documentify-project/documentify-reactive/src/main/kotlin/io/github/bgmsound/documentify/reactive/environment/StandaloneReactiveContextEnvironment.kt b/documentify-project/documentify-reactive/src/main/kotlin/io/github/bgmsound/documentify/reactive/environment/StandaloneReactiveContextEnvironment.kt
index 6b9220d..b57bd4e 100644
--- a/documentify-project/documentify-reactive/src/main/kotlin/io/github/bgmsound/documentify/reactive/environment/StandaloneReactiveContextEnvironment.kt
+++ b/documentify-project/documentify-reactive/src/main/kotlin/io/github/bgmsound/documentify/reactive/environment/StandaloneReactiveContextEnvironment.kt
@@ -40,6 +40,11 @@ class StandaloneReactiveContextEnvironment private constructor(
             .argumentResolvers { configurer ->
                 configurer.addCustomResolver(*argumentResolvers.toTypedArray())
             }
+            .formatters { registry ->
+                converters.forEach { converter ->
+                    registry.addConverter(converter)
+                }
+            }
             .httpMessageCodecs { configurer -> if (codec != null) {
                 val objectMapper = codec!!
                 configurer.defaultCodecs().jackson2JsonDecoder(Jackson2JsonDecoder(objectMapper, MediaType.APPLICATION_JSON))
diff --git a/documentify-starters/build.gradle.kts b/documentify-starters/build.gradle.kts
index 3028c0b..e3d517b 100644
--- a/documentify-starters/build.gradle.kts
+++ b/documentify-starters/build.gradle.kts
@@ -1,7 +1,3 @@
-plugins {
-    alias(libs.plugins.gradle.mavenCentral.publish) apply false
-}
-
 subprojects {
     with(pluginManager) {
         apply(rootProject.libs.plugins.gradle.mavenCentral.publish.get().pluginId)
diff --git a/gradle.properties b/gradle.properties
index 4b1d305..ba9944c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
 project.name=documentify
 
 project.group=io.github.bgmsound
-project.version.id=1.3.7
+project.version.id=1.3.8
 project.artifact=documentify
 
 project.description=Documentify is a tool to generate API documentation from source code.