diff --git a/.dir-locals.el b/.dir-locals.el
index 358e6ac..e995a93 100644
--- a/.dir-locals.el
+++ b/.dir-locals.el
@@ -15,5 +15,6 @@
                               ("\\subsubsection{%s}" . "\\subsubsection*{%s}"))))
          (org-latex-src-block-backend . 'listings)
          (org-latex-prefer-user-labels . t)
-         (org-latex-toc-command . "\\frontmatter\n\\addchap{Table of Contents}\n\\listoftoc*{toc}\n\n")
+         (org-html-prefer-user-labels . t)
+         (org-latex-toc-command . "\\frontmatter\n\\addchap{Table of Contents}\n\label{chap:toc}\n\\listoftoc*{toc}\n\n")
          (fill-column . 200))))
diff --git a/build.el b/build.el
index 953ea58..845f71a 100644
--- a/build.el
+++ b/build.el
@@ -15,7 +15,7 @@
                            ("\\subsubsection{%s}" . "\\subsubsection*{%s}")))
       org-latex-src-block-backend 'listings
       org-latex-prefer-user-labels t
-      org-latex-toc-command "\\frontmatter\n\\addchap{Table of Contents}\n\\listoftoc*{toc}\n\n")
+      org-latex-toc-command "\\frontmatter\n\\addchap{Table of Contents}\n\label{chap:toc}\n\\listoftoc*{toc}\n\n")
 
 (find-file "book.org")
 (org-latex-export-to-latex)