diff --git a/.gitignore b/.gitignore
index 27b3d68..9912267 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,10 +1,11 @@
 # Eclipse Core
 .project
 .metadata
 .cproject
 .settings
 *.o
+*.cuo
 *.optrpt
 GradienBenchmark
 .nfs*
 *.DIST