diff --git a/package.json b/package.json
index daf4c354b7e4927802db5b52d58e24d4b45e876e..3eb2a7724a92bc2714feeee27cf5de2b3a6ad906 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "geomag-algorithms",
-  "version": "0.8.4",
+  "version": "0.9.0",
   "homepage": "http://geomag.usgs.gov/",
   "repository": "https://github.com/usgs/geomag-algorithms.git",
   "description": "Geomagnetism algorithms.",
diff --git a/setup.py b/setup.py
index 7b83a85bdf35bc5c38ab82bb41168992f82a0cb9..22119cbf8a3406c8b00e950ac6bd4850a124906f 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from distutils.core import setup
 
 setup(
     name='geomag-algorithms',
-    version='0.8.4',
+    version='0.9.0',
     description='USGS Geomag IO Library',
     url='https://github.com/usgs/geomag-algorithms',
     packages=[