Added \label{} for logical addressing.
diff --git a/Doc/libprofile.tex b/Doc/libprofile.tex
index bbf0371..2e3bc3d 100644
--- a/Doc/libprofile.tex
+++ b/Doc/libprofile.tex
@@ -1,4 +1,5 @@
 \chapter{The Python Profiler}
+\label{profile}
 \stmodindex{profile}
 \stmodindex{pstats}