diff --git a/dicom_upload/_version.py b/dicom_upload/_version.py
index f77b64570b3f61d01655157e3a56f5731861817d..691db52275cb65f29d26f28f66454665dbf5db50 100644
--- a/dicom_upload/_version.py
+++ b/dicom_upload/_version.py
@@ -4,5 +4,5 @@
 # Copyright (c) Alice Grosch.
 # Distributed under the terms of the Modified BSD License.
 
-version_info = (0, 1, 0)
+version_info = (0, 1, 1, 'dev')
 __version__ = ".".join(map(str, version_info))
diff --git a/package.json b/package.json
index 9557a0df0b5cc59f49a050882e0b895904a499e6..f06ca2ed23230e1e9d66973678c0a14c84dcbd0b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dicom-upload",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "Upload DICOM files with removed headers.",
   "keywords": [
     "jupyter",