diff --git a/HISTORY.rst b/HISTORY.rst
index b7084c6..4161bac 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -18,4 +18,7 @@ History
 ----------------------
 
 * Added automatic COG filter to narrow down available collection (Issue #66)
-* Added interact by point tool to get coordinates and raster values at a location (Issue #64)
\ No newline at end of file
+* Added interact by point tool to get coordinates and raster values at a location (Issue #64)
+
+0.4.0 (Upcoming)
+----------------------
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
index bdb46ce..ca33915 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = stac_ipyleaflet
-version=0.3.0
+version=0.4.0-dev
 author = Aimee Barciauskas
 description=ipyleaflet customized for discovering, visualizing and interacting with STAC data.
 long_description = file: README.md
@@ -18,7 +18,7 @@ classifiers =
     Programming Language :: Python :: 3.10
 
 [bumpversion]
-current_version = 0.3.0
+current_version = 0.4.0-dev
 commit = True
 tag = True