diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index bcc8e1f27b63771ef8f4182199f12e173caade1e..850d68a4805996dd8f3c611ae0534cdf376efd0e 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.4.0
+current_version = 1.5.0dev
 commit = True
 tag = True
 tag_name = waterdataui-{new_version}
diff --git a/assets/package.json b/assets/package.json
index 6e5d5b6a87c304e8a11d2ea65bc965609925df47..7404588d3e0fffcfd31082a8ae48fc51916389df 100644
--- a/assets/package.json
+++ b/assets/package.json
@@ -1,6 +1,6 @@
 {
   "name": "waterdataui-assets",
-  "version": "1.4.0",
+  "version": "1.5.0dev",
   "description": "Compiled static assets for Water Data For The Nation",
   "main": "src/scripts/monitoring-location/index.js",
   "scripts": {
diff --git a/wdfn-server/setup.py b/wdfn-server/setup.py
index 990208e4af54bd2fac4cff7d38631adc8ecc37bb..19b6ace4dd57924590003b25ca03b40d188b38fc 100644
--- a/wdfn-server/setup.py
+++ b/wdfn-server/setup.py
@@ -81,7 +81,7 @@ def identify_data_files(data_dirs, exclusions=('.gitignore', '.webassets-cache')
 
 setup(
     name='usgs_waterdata_ui',
-    version='1.4.0',
+    version='1.5.0dev',
     description='USGS Water Data',
     author='Mary Bucknell, Andrew Yan, Dan Naab, Janell Fry, Aaron Briggs',
     author_email='mbucknell@usgs.gov',
diff --git a/wdfn-server/waterdata/__init__.py b/wdfn-server/waterdata/__init__.py
index 9c73b45245a80a702eebb123c1e2e1cda9760978..55ceb3f6ce897de93cafa02ce761e76ef39e9c77 100644
--- a/wdfn-server/waterdata/__init__.py
+++ b/wdfn-server/waterdata/__init__.py
@@ -9,7 +9,7 @@ import sys
 
 from flask import Flask
 
-__version__ = '1.4.0'
+__version__ = '1.5.0dev'
 
 
 def _create_log_handler(log_directory=None, log_name=__name__):