diff --git a/.gitignore b/.gitignore
index e13d7c057f418eaf5b9c9353e9e419851694a47a..98dce20ee25593b390b08b80393095a21b3d2003 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,9 @@ object/
 *.swp
 *.pyc
 
+# Ignore the SliLibrary directory
+Common/Libraries/SlaLibrary
+
 # Files generated by the building process
 Common/Clients/CaltoolClient/src/calibrationtool_ui.py
 Common/Clients/CaltoolClient/src/calibrationtool_ui.pye