diff --git a/aio/content/guide/service-worker-communications.md b/aio/content/guide/service-worker-communications.md
index 62f327b1f25..3a45b697b24 100644
--- a/aio/content/guide/service-worker-communications.md
+++ b/aio/content/guide/service-worker-communications.md
@@ -1,4 +1,4 @@
-# Service Worker Communication
+# Service worker communication
 
 Importing `ServiceWorkerModule` into your `AppModule` doesn't just register the service worker, it also provides a few services you can use to interact with the service worker and control the caching of your app.
 
diff --git a/aio/content/guide/service-worker-config.md b/aio/content/guide/service-worker-config.md
index aacd04b1fb9..fbebe370fef 100644
--- a/aio/content/guide/service-worker-config.md
+++ b/aio/content/guide/service-worker-config.md
@@ -1,6 +1,6 @@
 {@a glob}
 
-# Service Worker Configuration
+# Service worker configuration
 
 #### Prerequisites
 
diff --git a/aio/content/guide/service-worker-devops.md b/aio/content/guide/service-worker-devops.md
index 85c09f5b019..f9ae460a915 100644
--- a/aio/content/guide/service-worker-devops.md
+++ b/aio/content/guide/service-worker-devops.md
@@ -1,4 +1,4 @@
-# Service Worker in Production
+# Service worker in production
 
 This page is a reference for deploying and supporting production apps that use the Angular service worker. It explains how the Angular service worker fits into the larger production environment, the service worker's behavior under various conditions, and available recourses and fail-safes.
 
diff --git a/aio/content/guide/service-worker-getting-started.md b/aio/content/guide/service-worker-getting-started.md
index 915dbcccbbc..ffe7c2a9f10 100644
--- a/aio/content/guide/service-worker-getting-started.md
+++ b/aio/content/guide/service-worker-getting-started.md
@@ -1,4 +1,4 @@
-# Getting Started with Service Workers
+# Getting started with service workers
 
 #### Prerequisites
 
diff --git a/aio/content/guide/service-worker-intro.md b/aio/content/guide/service-worker-intro.md
index b7bcf23f33a..679ed0b9fc1 100644
--- a/aio/content/guide/service-worker-intro.md
+++ b/aio/content/guide/service-worker-intro.md
@@ -1,4 +1,4 @@
-# Angular Service Worker Introduction
+# Angular service worker introduction
 
 Service workers augment the traditional web deployment model and empower applications to deliver a user experience with the reliability and performance on par with natively-installed code.