diff --git a/.gitignore b/.gitignore
index 7f9d61d2e564a68600eace498dc2120e11e99686..7a20f8b24470bd429ae0e78f8aafaa933e2f31b8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,5 @@ CPackSourceConfig.cmake
 deployment/macos/DNG.app
 deployment/macos/standalone
 ChemLib
+components.cif
+compounds.chemlib