diff --git a/CHANGELOG.md b/CHANGELOG.md
index d6e288944..f328a8190 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # ACHE Crawer Change Log
 
+## Version 0.12.0-SNAPSHOT (2020-xx-xx)
+
+- 
+
 ## Version 0.12.0-SNAPSHOT (2020-01-18)
 
 - Upgrade `crawler-commons` dependency to version 0.9
diff --git a/build.gradle b/build.gradle
index c9676d074..a851b82ff 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ plugins {
 sourceCompatibility = 1.8
 targetCompatibility = 1.8
 compileJava.options.encoding = "UTF-8"
-version = '0.12.0'
+version = '0.13.0-SNAPSHOT'
 mainClassName = 'focusedCrawler.Main'
 applicationDefaultJvmArgs = ["-Dname=ache -XX:+UseConcMarkSweepGC -XX:+HeapDumpOnOutOfMemoryError"]
 
diff --git a/conda.recipe/meta.yaml b/conda.recipe/meta.yaml
index c3a4d3d75..d9e6c4e77 100644
--- a/conda.recipe/meta.yaml
+++ b/conda.recipe/meta.yaml
@@ -1,13 +1,13 @@
 package:
     name: ache
-    version: 0.12.0
+    version: 0.13.0-SNAPSHOT
 
 build:
     number: 0
 
 source:
     git_url: https://github.com/ViDA-NYU/ache.git
-    git_tag: 0.12.0
+    git_tag: 0.13.0-SNAPSHOT
 
 about:
     license: GPL 2.0
diff --git a/docs/conf.py b/docs/conf.py
index 9ebf7d931..c95d5fac9 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -54,9 +54,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = u'0.12.0'
+version = u'0.13.0-SNAPSHOT'
 # The full version, including alpha/beta/rc tags.
-release = u'0.12.0'
+release = u'0.13.0-SNAPSHOT'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.