diff --git a/src/getting-started/assets/index.html b/src/getting-started/assets/index.html
index da2ac4b7..e385ed77 100644
--- a/src/getting-started/assets/index.html
+++ b/src/getting-started/assets/index.html
@@ -3,7 +3,7 @@
 
 <head>
   <meta charset="UTF-8">
-  <meta http-equiv="Content-Security-Policy" content="default-src 'unsafe-inline'">
+  <meta http-equiv="Content-Security-Policy" content="default-src 'none'">
   <title>Java Getting Started</title>
 </head>
 
diff --git a/src/java-runtime/assets/index.html b/src/java-runtime/assets/index.html
index c6613ee1..b015249c 100644
--- a/src/java-runtime/assets/index.html
+++ b/src/java-runtime/assets/index.html
@@ -3,7 +3,7 @@
 
 <head>
   <meta charset="UTF-8">
-  <meta http-equiv="Content-Security-Policy" content="default-src 'unsafe-inline'">
+  <meta http-equiv="Content-Security-Policy" content="default-src 'none'">
   <title>Configure Java Runtime</title>
 </head>
 
diff --git a/src/overview/assets/index.html b/src/overview/assets/index.html
index f4a1103c..238cbbfd 100644
--- a/src/overview/assets/index.html
+++ b/src/overview/assets/index.html
@@ -3,6 +3,7 @@
 
 <head>
   <meta charset="UTF-8">
+  <meta http-equiv="Content-Security-Policy" content="default-src 'none'">
   <title>Java Overview</title>
 </head>
 
