diff --git a/.gitignore b/.gitignore
index 1da77f7c9..ecef215ae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -39,6 +39,7 @@ tests/data/sqlite/*index
 demo/c++/cairo-demo.pdf
 demo/c++/cairo-demo.png
 demo/c++/cairo-demo256.png
+demo/c++/demo.tif
 demo/c++/demo.jpg
 demo/c++/demo.png
 demo/c++/demo256.png