diff --git a/packages/job_execution/HISTORY.rst b/packages/job_execution/HISTORY.rst
index ec2f0e746e9..75fa1f7b125 100644
--- a/packages/job_execution/HISTORY.rst
+++ b/packages/job_execution/HISTORY.rst
@@ -6,7 +6,7 @@ History
 .. to_doc
 
 ---------------------
-19.9.0.dev0
+20.5.0.dev0
 ---------------------
 
-* Initial import from dev branch of Galaxy during 19.09 development cycle.
+* First release from the 20.05 branch of Galaxy.
diff --git a/packages/job_execution/galaxy/project_galaxy_job_execution.py b/packages/job_execution/galaxy/project_galaxy_job_execution.py
index f2c11c58e0e..ba8e0888669 100644
--- a/packages/job_execution/galaxy/project_galaxy_job_execution.py
+++ b/packages/job_execution/galaxy/project_galaxy_job_execution.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-__version__ = '19.9.0.dev0'
+__version__ = '20.5.0.dev0'
 
 PROJECT_NAME = "galaxy-job-execution"
 PROJECT_OWNER = PROJECT_USERAME = "galaxyproject"