diff --git a/docs/configuration.md b/docs/configuration.md
index be6d5e41..eb11ab2a 100644
--- a/docs/configuration.md
+++ b/docs/configuration.md
@@ -34,7 +34,11 @@
        * Do not allow building all apps simultaneously. This is likely not what the user intended.
        */
       allowBuildingAllAndroidAppsSimultaneously = false
-      
+      /**
+       * Warn if using Android Jetifier. It slows down builds.
+       */
+      warnWhenJetifierEnabled = true
+
       /** Configuration properties relating to JAVA_HOME */
       javaHome {
         /**
@@ -58,7 +62,7 @@
     }
     ```
 === "Kotlin"
-    ``` groovy
+    ``` kotlin
     configure<DoctorExtension> {
       /**
        * Throw an exception when multiple Gradle Daemons are running.
@@ -89,7 +93,11 @@
        * Do not allow building all apps simultaneously. This is likely not what the user intended.
        */
       allowBuildingAllAndroidAppsSimultaneously.set(false)
-      
+      /**
+       * Warn if using Android Jetifier. It slows down builds.
+       */
+      warnWhenJetifierEnabled.set(true)
+
       /** Configuration properties relating to JAVA_HOME */
       javaHome {
         /**
diff --git a/docs/index.md b/docs/index.md
index 9ac2c8d6..b39a1d66 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -6,17 +6,22 @@ The right prescription for your Gradle build.
 Watch this Virtual Android Makers 2019 entitled [The Secrets of the Build Scan Plugin and the Internals of Gradle](https://www.youtube.com/watch?v=lgaqS0pmUzk) to learn more about what this plugin does.
 
 ## Usage
-
-``` groovy
-buildscript {
-  dependencies {
-    classpath "com.osacky.doctor:doctor-plugin:{{ doctor.current_release }}"
-  }
-}
-
-// Must be applied in the project root.
-apply plugin: "com.osacky.doctor"
-```
+1. Apply the Gradle Plugin to the root of your project.
+2. The Gradle Doctor will print suggestions for your build as you run regular tasks.
+
+=== "Groovy"
+    ``` groovy
+    plugins {
+      id "com.osacky.doctor" version "0.5.1"
+    }
+    ```
+=== "Kotlin"
+    ``` kotlin
+    plugins {
+      id("com.osacky.doctor") version "0.5.1"
+    }
+    ```
+[For legacy plugin application, see the Gradle Plugin Portal.](https://plugins.gradle.org/plugin/com.osacky.doctor)
 
 ## Features
 * Configurable warnings for build speed problems
@@ -26,6 +31,7 @@ apply plugin: "com.osacky.doctor"
 * Disable assembling all apps in repository simultaneously.
 * Fail build when empty src directories are found. [Empty src directories](https://github.com/gradle/gradle/issues/2463) cause [cache misses](https://developers.soundcloud.com/blog/dagger-reflect).
 * [Benchmarking remote build cache connection speed](remote-cache).
+* [Warnings for negative avoidance saving tasks.](slower-from-cache)
 
 ### Configurable Warnings
 * Warn when build spends more than 10% of the time garbage collecting.