diff --git a/lib/itamae/version.txt b/lib/itamae/version.txt
index 308b6faa..f5d2a585 100644
--- a/lib/itamae/version.txt
+++ b/lib/itamae/version.txt
@@ -1 +1 @@
-1.6.2
\ No newline at end of file
+1.6.3
\ No newline at end of file