diff --git a/developer/system/architecture.md b/developer/system/architecture.md
index 40b09838..d36765a9 100644
--- a/developer/system/architecture.md
+++ b/developer/system/architecture.md
@@ -32,7 +32,7 @@ Key Architecture features
 -   Qubes GUI provides isolation between apps sharing the same desktop
 -   Secure system boot based (optional)
 
-[Architecture Spec v0.3 [PDF]](/attachment/wiki/QubesArchitecture/arch-spec-0.3.pdf) is the original 2009 document that started this all.
+(For those interested in the history of the project, [Architecture Spec v0.3 [PDF]](/attachment/wiki/QubesArchitecture/arch-spec-0.3.pdf) is the original 2009 document that started this all.)
 
 
 Qubes Core Stack