diff --git a/.gitignore b/.gitignore
index 36347b5..2939f73 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,9 @@
 *.log
 *.out
 *.synctex.gz
+
+# Ignore everything in the build directory
+build/*
+
+!build/*.pdf
+