diff --git a/Dockerfile b/Dockerfile
index 2dda18b..591aec8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM nimlang/nim:2.0.0-alpine AS build
 
 ARG nimble_task_build=docker_build_prod
-ARG app_version=0.4.1
+ARG app_version=0.4.2
 
 WORKDIR /app
 
diff --git a/debug.Dockerfile b/debug.Dockerfile
index 646aa6c..c02f3c6 100644
--- a/debug.Dockerfile
+++ b/debug.Dockerfile
@@ -1,7 +1,7 @@
 FROM nimlang/nim:2.0.0-alpine AS build
 
 ARG nimble_task_build=docker_build_debug
-ARG app_version=0.4.1
+ARG app_version=0.4.2
 
 WORKDIR /app
 
diff --git a/src/zoominvitr/meta.nim b/src/zoominvitr/meta.nim
index fabce7a..b0b4ff3 100644
--- a/src/zoominvitr/meta.nim
+++ b/src/zoominvitr/meta.nim
@@ -21,7 +21,7 @@ const
   logMsgSuffix      * {.strdefine.}  = " -> "
   hostRedis         * {.strdefine.}  = "redis"
   portRedis         * {.intdefine.}  = 6379
-  appVersion        * {.strdefine.}  = "0.4.1"
+  appVersion        * {.strdefine.}  = "0.4.2"
   appRevision       * {.strdefine.}  = appVersion
   appDate           * {.strdefine.}  = appVersion
   configNameJSON    * {.strdefine.}  = "zoominvitr.json"
diff --git a/zoominvitr.nimble b/zoominvitr.nimble
index 47f483f..e5ea1da 100644
--- a/zoominvitr.nimble
+++ b/zoominvitr.nimble
@@ -1,6 +1,6 @@
 # Package
 
-version       = "0.4.1"
+version       = "0.4.2"
 author        = "Akito <the@akito.ooo>"
 description   = "Automatically send invitations about planned Zoom meetings."
 license       = "AGPL-3.0-or-later"