diff --git a/.gitignore b/.gitignore
index 2e0b3e33dc5083cab94c6b0102d37906af8e78cc..010d3be9c2e3261c1bcbc1dd9ca95a25cb848f7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 slides.html
 slides.pdf
+slides.tex
 test.html
 .stack-work/
 *.cabal