diff --git a/.gitignore b/.gitignore
index d4e8d4fe167cfaba5eb993c0cd09fd313665d82d..7e622698eb4838551be0ee6e5b02c5705dffde68 100644
--- a/.gitignore
+++ b/.gitignore
@@ -103,3 +103,10 @@ org.*
 /src/main/java/miscellaneous/Essai.java
 >>>>>>> master
 /exploration/R/.Rhistory
+/exploration/R/.RData
+/outcmaesaxlen.dat
+/outcmaesdisp.dat
+/outcmaesfit.dat
+/outcmaesstddev.dat
+/outcmaesxmean.dat
+/outcmaesxrecentbest.dat