diff --git a/.gitignore b/.gitignore
index 1598f76..2138810 100644
--- a/.gitignore
+++ b/.gitignore
@@ -215,3 +215,13 @@ pip-log.txt
 .mr.developer.cfg
 
 *.o
+
+#CTR
+*.cxi
+*.cfa
+*.cci
+*.3ds
+*.cia
+
+#exec
+*.exe
\ No newline at end of file
diff --git a/README.md b/README.md
index 0f48df2..bbbe88e 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,5 @@ Project_CTR
 ===========
 
 ctrtool - updated version of neimod's ctrtool.
+
+makerom - creates CTR cxi/cfa/cci/cia files.