diff --git a/digdag-cli/src/main/java/io/digdag/cli/SelfUpdate.java b/digdag-cli/src/main/java/io/digdag/cli/SelfUpdate.java
index e1c46eafd2..1fe608d8f4 100644
--- a/digdag-cli/src/main/java/io/digdag/cli/SelfUpdate.java
+++ b/digdag-cli/src/main/java/io/digdag/cli/SelfUpdate.java
@@ -90,7 +90,7 @@ public SystemExitException usage(String error)
         err.println("");
         err.println("  Examples:");
         err.println("    $ " + programName + " selfupdate");
-        err.println("    $ " + programName + " selfupdate 0.9.43-SNAPSHOT");
+        err.println("    $ " + programName + " selfupdate 0.10.0-SNAPSHOT");
         err.println("");
         return systemExit(error);
     }
diff --git a/digdag-client/src/main/resources/io/digdag/client/version.txt b/digdag-client/src/main/resources/io/digdag/client/version.txt
index 24fcc23a44..92bf34d3e7 100644
--- a/digdag-client/src/main/resources/io/digdag/client/version.txt
+++ b/digdag-client/src/main/resources/io/digdag/client/version.txt
@@ -1 +1 @@
-0.9.43-SNAPSHOT
+0.10.0-SNAPSHOT
diff --git a/digdag-docs/src/conf.py b/digdag-docs/src/conf.py
index 4d0bc45542..ddfa81aca8 100644
--- a/digdag-docs/src/conf.py
+++ b/digdag-docs/src/conf.py
@@ -25,7 +25,7 @@
 project = 'Digdag'
 copyright = '2016-' + datetime.now().strftime("%Y") + ', Digdag Project'
 author = '2016, Digdag Project'
-version = '0.9'
+version = '0.10'
 release = subprocess.check_output(['git', 'describe', '--abbrev=0', '--tags'])[1:].strip().decode("utf-8")