diff --git a/component/README.md b/component/README.md
index 02e24b0..0ad7a0a 100644
--- a/component/README.md
+++ b/component/README.md
@@ -34,14 +34,14 @@ This library offers the following benefits:
 
 First, add the following entries to your `build.gradle` file.
 
-```groovy
+```kotlin
 dependencies {
-    implementation 'com.linecorp.lich:component:x.x.x'
+    implementation("com.linecorp.lich:component:x.x.x")
     // For Jetpack Compose
-    implementation 'com.linecorp.lich:component-compose:x.x.x'
+    implementation("com.linecorp.lich:component-compose:x.x.x")
 
     // Optional: Enables diagnostic features for debug builds.
-    debugRuntimeOnly 'com.linecorp.lich:component-debug:x.x.x'
+    debugRuntimeOnly("com.linecorp.lich:component-debug:x.x.x")
 }
 ```
 
@@ -52,38 +52,38 @@ In addition, helper functions to work with [MockK](https://mockk.io/) or
 
 If you are using [MockK](https://mockk.io/), add the following dependencies:
 
-```groovy
+```kotlin
 dependencies {
-    testImplementation 'com.linecorp.lich:component-test-mockk:x.x.x'
-    testImplementation 'androidx.test:runner:x.x.x'
-    testImplementation 'androidx.test.ext:junit:x.x.x'
-    testImplementation 'io.mockk:mockk:x.x.x'
-    testImplementation 'org.robolectric:robolectric:x.x'
+    testImplementation("com.linecorp.lich:component-test-mockk:x.x.x")
+    testImplementation("androidx.test:runner:x.x.x")
+    testImplementation("androidx.test.ext:junit:x.x.x")
+    testImplementation("io.mockk:mockk:x.x.x")
+    testImplementation("org.robolectric:robolectric:x.x")
 
-    androidTestImplementation 'com.linecorp.lich:component-test-mockk:x.x.x'
-    androidTestImplementation 'androidx.test:runner:x.x.x'
-    androidTestImplementation 'androidx.test.ext:junit:x.x.x'
-    androidTestImplementation 'io.mockk:mockk-android:x.x.x'
+    androidTestImplementation("com.linecorp.lich:component-test-mockk:x.x.x")
+    androidTestImplementation("androidx.test:runner:x.x.x")
+    androidTestImplementation("androidx.test.ext:junit:x.x.x")
+    androidTestImplementation("io.mockk:mockk-android:x.x.x")
 }
 ```
 
 If you are using [Mockito-Kotlin](https://github.com/mockito/mockito-kotlin), add the following
 dependencies instead:
 
-```groovy
+```kotlin
 dependencies {
-    testImplementation 'com.linecorp.lich:component-test-mockitokotlin:x.x.x'
-    testImplementation 'androidx.test:runner:x.x.x'
-    testImplementation 'androidx.test.ext:junit:x.x.x'
-    testImplementation 'org.mockito:mockito-inline:x.x.x'
-    testImplementation 'org.mockito.kotlin:mockito-kotlin:x.x.x'
-    testImplementation 'org.robolectric:robolectric:x.x'
+    testImplementation("com.linecorp.lich:component-test-mockitokotlin:x.x.x")
+    testImplementation("androidx.test:runner:x.x.x")
+    testImplementation("androidx.test.ext:junit:x.x.x")
+    testImplementation("org.mockito:mockito-inline:x.x.x")
+    testImplementation("org.mockito.kotlin:mockito-kotlin:x.x.x")
+    testImplementation("org.robolectric:robolectric:x.x")
 
-    androidTestImplementation 'com.linecorp.lich:component-test-mockitokotlin:x.x.x'
-    androidTestImplementation 'androidx.test:runner:x.x.x'
-    androidTestImplementation 'androidx.test.ext:junit:x.x.x'
-    androidTestImplementation 'org.mockito:mockito-android:x.x.x'
-    androidTestImplementation 'org.mockito.kotlin:mockito-kotlin:x.x.x'
+    androidTestImplementation("com.linecorp.lich:component-test-mockitokotlin:x.x.x")
+    androidTestImplementation("androidx.test:runner:x.x.x")
+    androidTestImplementation("androidx.test.ext:junit:x.x.x")
+    androidTestImplementation("org.mockito:mockito-android:x.x.x")
+    androidTestImplementation("org.mockito.kotlin:mockito-kotlin:x.x.x")
 }
 ```
 
@@ -305,14 +305,32 @@ delegates the creation of a component to [ServiceLoader](https://developer.andro
 
 We recommend using `delegateToServiceLoader()` with the
 [AutoService](https://github.com/google/auto/tree/master/service) library.
-So, please add the following entries to `build.gradle` of the "foo" module first.
+So, please add the following entries to `build.gradle.kts` of the "foo" module first.
+
 
-```groovy
-apply plugin: 'kotlin-kapt'
+```kotlin
+plugins {
+    id("com.google.devtools.ksp")
+}
 
 dependencies {
-    compileOnly 'com.google.auto.service:auto-service-annotations:x.x'
-    kapt 'com.google.auto.service:auto-service:x.x'
+    compileOnly("com.google.auto.service:auto-service-annotations:x.x")
+    ksp("dev.zacsweers.autoservice:auto-service-ksp:x.x")
+}
+```
+
+| ℹ️ |
+|:---|
+| KAPT was deprecated,<br> but you can still use like this. |
+
+```kotlin
+plugins {
+    id("org.jetbrains.kotlin.kapt")
+}
+
+dependencies {
+    compileOnly("com.google.auto.service:auto-service-annotations:x.x")
+    kapt("com.google.auto.service:auto-service:x.x")
 }
 ```
 
@@ -544,10 +562,10 @@ class ComponentY(context: Context) {
 
 The `component-debug` module provides some useful features for debugging.
 
-```groovy
+```kotlin
 dependencies {
-    implementation 'com.linecorp.lich:component:x.x.x'
-    debugImplementation 'com.linecorp.lich:component-debug:x.x.x'
+    implementation("com.linecorp.lich:component:x.x.x")
+    debugImplementation("com.linecorp.lich:component-debug:x.x.x")
 }
 ```