diff --git a/HISTORY.rst b/HISTORY.rst
index a83e3738..b61677dd 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -5,6 +5,11 @@ History
 
 .. to_doc
 
+---------------------
+0.15.7.dev0
+---------------------
+
+
 ---------------------
 0.15.6 (2024-01-15)
 ---------------------
diff --git a/pulsar/__init__.py b/pulsar/__init__.py
index dd1b4028..ed6a23f1 100644
--- a/pulsar/__init__.py
+++ b/pulsar/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '0.15.6'
+__version__ = '0.15.7.dev0'
 
 PROJECT_NAME = "pulsar"
 PROJECT_OWNER = PROJECT_USERAME = "galaxyproject"