diff --git a/hbp_nrp_music_interface/hbp_nrp_music_interface/version.py b/hbp_nrp_music_interface/hbp_nrp_music_interface/version.py
index 17e87d30e0a9a08979207a56d83e351c1e88aa07..a2f2c213be66cfaa811730844dcb3b3f608ff1ca 100644
--- a/hbp_nrp_music_interface/hbp_nrp_music_interface/version.py
+++ b/hbp_nrp_music_interface/hbp_nrp_music_interface/version.py
@@ -1,2 +1,2 @@
 '''version string - generated by setVersion.sh'''
-VERSION = '1.2.0'
+VERSION = '1.2.1.dev0'
diff --git a/hbp_nrp_music_xml/hbp_nrp_music_xml/version.py b/hbp_nrp_music_xml/hbp_nrp_music_xml/version.py
index 17e87d30e0a9a08979207a56d83e351c1e88aa07..a2f2c213be66cfaa811730844dcb3b3f608ff1ca 100644
--- a/hbp_nrp_music_xml/hbp_nrp_music_xml/version.py
+++ b/hbp_nrp_music_xml/hbp_nrp_music_xml/version.py
@@ -1,2 +1,2 @@
 '''version string - generated by setVersion.sh'''
-VERSION = '1.2.0'
+VERSION = '1.2.1.dev0'