diff --git a/.cz.yaml b/.cz.yaml
index ed585b7..fe32277 100644
--- a/.cz.yaml
+++ b/.cz.yaml
@@ -4,5 +4,5 @@ commitizen:
   prerelease_offset: 1
   tag_format: $version
   update_changelog_on_bump: false
-  version: 0.3.0
+  version: 0.4.0
   version_scheme: semver
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d54921c..01aa5ee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## 0.4.0 (2024-02-26)
+
+### Feat
+
+- **docker**: update trusted CA certificates on start
+- **docker**: add trace output to determine install path for package
+
 ## 0.3.0 (2024-02-25)
 
 ### Feat
@@ -34,8 +41,6 @@
 
 - **server**: use correct sql syntax to insert ipaddress
 - **agent**: only attempt to scan subnet if subnets were returned
-- **agent**: cater for api call that returns nothing
-- **docker**: ensure correct variable used to install package
 - **build**: ensure the correct tags and architectures are published
 
 ### Refactor
@@ -60,4 +65,3 @@
 - **ci**: ensure docker publish uses correct tag
 - **ci**: ensure correct github sync repo is used
 - **ci**: ensure docker build and publish occurs
-- Don't process results if scan report is empty
diff --git a/galaxy.yml b/galaxy.yml
index e789144..4d1c362 100644
--- a/galaxy.yml
+++ b/galaxy.yml
@@ -8,7 +8,7 @@ namespace: nofusscomputing
 name: phpipam_scan_agent
 
 # The version of the collection. Must be compatible with semantic versioning
-version: 0.3.0
+version: 0.4.0
 
 # The path to the Markdown (.md) readme file. This path is relative to the root of the collection
 readme: README.md
diff --git a/playbooks/tasks/api_call.yaml b/playbooks/tasks/api_call.yaml
index 85b29eb..90f7327 100644
--- a/playbooks/tasks/api_call.yaml
+++ b/playbooks/tasks/api_call.yaml
@@ -63,7 +63,7 @@
           {%- endif %}
         headers:
           token: "{{ api_token }}"
-        http_agent: nfc-phpipam-scan-agent/0.3.0
+        http_agent: nfc-phpipam-scan-agent/0.4.0
         return_content: true
         status_code:
           - 200
diff --git a/playbooks/tasks/scan_subnet.yaml b/playbooks/tasks/scan_subnet.yaml
index 152e420..977a225 100644
--- a/playbooks/tasks/scan_subnet.yaml
+++ b/playbooks/tasks/scan_subnet.yaml
@@ -164,7 +164,7 @@
   ansible.builtin.uri:
     headers:
       Authorization: "Bearer {{ nofusscomputing_phpipam_scan_agent.auth_token | default('no-token-set') }}"
-    http_agent: nfc-phpipam-scan-agent/0.3.0
+    http_agent: nfc-phpipam-scan-agent/0.4.0
     url: "{{
       nofusscomputing_phpipam_scan_agent.http_server | default(nfc_c_http_server)
       }}:{{ nofusscomputing_phpipam_scan_agent.http_port | default(nfc_c_http_port) }}/"