diff --git a/guide/english/developer-tools/index.md b/guide/english/developer-tools/index.md
index 6fe06d754a..960b278c47 100644
--- a/guide/english/developer-tools/index.md
+++ b/guide/english/developer-tools/index.md
@@ -10,3 +10,4 @@ Some examples of these tools:
 - DevOps tools
 - Build tools
 - Package managers
+- Developer tools in browsers