diff --git a/chap-proofs.tex b/chap-proofs.tex
index ff24b4a..45eeea6 100644
--- a/chap-proofs.tex
+++ b/chap-proofs.tex
@@ -1,4 +1,4 @@
-\chapter{Security Proofs in Cryptography}
+\chapter{Security Proofs in Cryptography} \label{chap:proofs}
 
 Provable security is a subfield of cryptography where constructions are proven secure with regards to a security model.
 To illustrate this notion, let us take the example of public-key encryption schemes.