diff --git a/.gitignore b/.gitignore
index 9389c11da..73c830dfb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,5 @@ cscope.out
 /test/mrbtest
 /test/mrbtest.c
 /test/*.*tmp
+CMakeFiles
+CMakeCache.txt