diff --git a/build.py b/build.py
index 2df6e1f..10426d8 100644
--- a/build.py
+++ b/build.py
@@ -9,7 +9,7 @@ name = 'dda-masto-embed'
 MODULE = 'not-used'
 PROJECT_ROOT_PATH = '.'
 
-version = "1.0.0"
+version = "1.0.1-dev"
 
 @init
 def initialize(project):
diff --git a/package.json b/package.json
index 966fa82..9af43d5 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "dda-masto-embed",
     "author": "meissa GmbH",
-    "version": "1.0.0",
+    "version": "1.0.1-SNAPSHOT",
     "homepage": "https://github.com/DomainDrivenArchitecture/dda-masto-embed",
     "repository": "https://github.com/DomainDrivenArchitecture/dda-masto-embed",
     "license": "Apache-2.0",