diff --git a/package.json b/package.json
index 924ae75aae56f0d729af64d860e632b3cb4a0c91..c842128ff0f409d4a4d53fb8153960008a44e4de 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "geomag-algorithms",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "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 d25e6b025de34678becc0321fe9857e730d5a065..edb67644460431478a7ec44ed1be080979f79b99 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@ from distutils.core import setup
 
 setup(
     name='geomag-algorithms',
-    version='0.3.0',
+    version='0.3.1',
     description='USGS Geomag IO Library',
     url='https://github.com/usgs/geomag-algorithms',
     packages=[