diff --git a/.gitignore b/.gitignore
index 11e56a3e2c..54bf6302ac 100644
--- a/.gitignore
+++ b/.gitignore
@@ -173,3 +173,4 @@ src/ontology/basic.json
 src/ontology/basic.obo
 src/ontology/basic.owl
 src/ontology/test_obo_serialiser.sh
+src/ontology/.token