diff --git a/.gitignore b/.gitignore
index a16ff5be2aafd017b0f23a06c6810cd2e1ee2038..f630ca66cbc3b534afc6c6435d1aad9354a791d4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@ Tool_validation.py
 schemas/deck*
 schemas/td14
 schemas/wmo*
+schemas/lib/imma1_nodt