diff --git a/src/doc/rustc-dev-guide/book.toml b/src/doc/rustc-dev-guide/book.toml
index 097706087b6c..bf3f0b05b866 100644
--- a/src/doc/rustc-dev-guide/book.toml
+++ b/src/doc/rustc-dev-guide/book.toml
@@ -54,3 +54,5 @@ warning-policy = "error"
 "/diagnostics/sessiondiagnostic.html" = "diagnostic-structs.html"
 "/diagnostics/diagnostic-codes.html" = "error-codes.html"
 "/miri.html" = "const-eval/interpret.html"
+"/tests/integration.html" = "ecosystem.html"
+"/tests/headers.html" = "directives.html"