diff --git a/.gitignore b/.gitignore
index 35a1122..5a51eaa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,5 +5,5 @@ documentation/*
 *.sqlite3
 *.csv
 
-#!documentation/documentation.pdf
+!documentation/documentation.pdf
 !documentation/documentation.tex