1 files changed, 1 insertions, 1 deletions

diff --git a/makefile b/makefile
index 2e5a12e..e67881e 100644
--- a/makefile
+++ b/makefile
@@ -4,7 +4,7 @@ findopts := $(foreach ext,$(exts),-or -iname "*.$(ext)")
 all: pdf
 
 pdf: clean
-        find ./* -type f | grep -v '/_.*.tex' | grep 'tex$$' > texfiles
+        find ./* -type f | grep -v '/_.*.tex' | grep -v 'sandbox' | grep 'tex$$' > texfiles
         while read l ; do \
                 latexmk -quiet -cd -lualatex -e '$$lualatex=q/lualatex %O --shell-escape %S/' $$l ; \
                 done < texfiles