diff --git a/.gitignore b/.gitignore
index d27c4c4..c92dcf7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
-main.pdf
+book.pdf
 *~
 
diff --git a/main.tex b/book.tex
similarity index 100%
rename from main.tex
rename to book.tex
diff --git a/watch.sh b/watch.sh
index 7b06bf7..54b84e7 100755
--- a/watch.sh
+++ b/watch.sh
@@ -1,5 +1,5 @@
 #! /bin/sh 
 
-watchexec --filter "*.tex" "tectonic main.tex"
+watchexec --filter "*.tex" "tectonic book.tex"