diff --git a/release_version.txt b/release_version.txt
index 8294c18..c51ed87 100644
--- a/release_version.txt
+++ b/release_version.txt
@@ -1 +1 @@
-0.1.2
\ No newline at end of file
+0.1.2.1
\ No newline at end of file
diff --git a/scripts/md_recorder_start.sh b/scripts/md_recorder_start.sh
old mode 100644
new mode 100755