diff --git a/book/source/04-certificates.md b/book/source/04-certificates.md
index 61350a9..42dff2e 100644
--- a/book/source/04-certificates.md
+++ b/book/source/04-certificates.md
@@ -33,7 +33,7 @@ An OpenPGP certificate (or "OpenPGP key") is a collection of an arbitrary number
 - Identity components
 - Additional metadata, including connections between the certificate's components
 
-This documentation collectively refers to component keys and identity information as "the components of a certificate."
+This documentation collectively refers to component keys and identity components as "the components of a certificate."
 
 ```{figure} diag/OpenPGP_Certificate.png