diff --git a/CHANGELOG.md b/CHANGELOG.md
index 40b0be0..a974ec0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,12 @@
 
 <!-- next-header -->
 
-## [Unreleased](https://github.com/Ch00k/orthanc-cli/compare/0.3.0...HEAD) ReleaseDate
+## [Unreleased](https://github.com/Ch00k/orthanc-cli/compare/0.4.0...HEAD) ReleaseDate
+
+**Fixes and improvements**
+
+
+## [0.4.0](https://github.com/Ch00k/orthanc-cli/compare/0.3.0...0.4.0) 2021-03-30
 
 **Fixes and improvements**
 
diff --git a/Cargo.lock b/Cargo.lock
index 69961f1..8463fa4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -990,7 +990,7 @@ dependencies = [
 
 [[package]]
 name = "orthanc-cli"
-version = "0.3.0"
+version = "0.4.0"
 dependencies = [
  "chrono",
  "clap",
diff --git a/Cargo.toml b/Cargo.toml
index ac38e6d..95ccb76 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "orthanc-cli"
 description = "Command-line interface for Orthanc, an open-source, lightweight DICOM server"
-version = "0.3.0"
+version = "0.4.0"
 authors = ["Andrii Yurchuk <ay@mntw.re>"]
 edition = "2018"
 repository = "https://github.com/Ch00k/orthanc-cli"
diff --git a/README.md b/README.md
index fd4b20a..d7897ef 100644
--- a/README.md
+++ b/README.md
@@ -81,7 +81,7 @@ To get a general idea of the usage run `orthanc --help`. This will present the l
 
 ```
 $ orthanc --help
-orthanc-cli 0.3.0
+orthanc-cli 0.4.0
 Andrii Yurchuk <ay@mntw.re>
 Command-line interface for Orthanc, an open-source, lightweight DICOM server
 
diff --git a/tests/data/all_help.stdout b/tests/data/all_help.stdout
index 6ab31a2..8d2d314 100644
--- a/tests/data/all_help.stdout
+++ b/tests/data/all_help.stdout
@@ -1,5 +1,5 @@
 ========== orthanc-cli ==========
-orthanc-cli 0.3.0
+orthanc-cli 0.4.0
 Andrii Yurchuk <ay@mntw.re>
 Command-line interface for Orthanc, an open-source, lightweight DICOM server