diff --git a/book/source/adv/private.md b/book/source/adv/private_keys.md
similarity index 100%
rename from book/source/adv/private.md
rename to book/source/adv/private_keys.md
diff --git a/book/source/adv/sign_component.md b/book/source/adv/signing_components.md
similarity index 100%
rename from book/source/adv/sign_component.md
rename to book/source/adv/signing_components.md
diff --git a/book/source/adv/sign_data.md b/book/source/adv/signing_data.md
similarity index 100%
rename from book/source/adv/sign_data.md
rename to book/source/adv/signing_data.md
diff --git a/book/source/index.md b/book/source/index.md
index 234ccca..c038169 100644
--- a/book/source/index.md
+++ b/book/source/index.md
@@ -31,10 +31,10 @@ SPDX-License-Identifier: CC-BY-SA-4.0
 17-migration.md
 
 adv/certificates.md
-adv/private.md
+adv/private_keys.md
 adv/signatures.md
-adv/sign_data.md
-adv/sign_component.md
+adv/signing_data.md
+adv/signing_components.md
 
 zoom/certificates.md
 zoom/private_keys.md
@@ -43,5 +43,6 @@ zoom/encyption.md
 
 23-glossary.md
 24-acknowledgements.md
+
 a-artifacts.md
 ```