diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index fdcc5cd..f7f1eca 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,3 +1,4 @@
+exclude: mockoon/storage/.*
 repos:
   - repo: https://github.com/scop/pre-commit-shfmt
     rev: v3.8.0-1
diff --git a/Dockerfile b/Dockerfile
index 280db7a..e189620 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,7 +21,7 @@ RUN apt-get update && apt-get install -y \
     xvfb \
     && apt-get clean
 
-ARG MOCKOON_VERSION="8.1.1"
+ARG MOCKOON_VERSION="8.4.0"
 RUN wget --output-document /tmp/mockoon.deb "https://github.com/mockoon/mockoon/releases/download/v${MOCKOON_VERSION}/mockoon-${MOCKOON_VERSION}.$(dpkg --print-architecture).deb" \
     && dpkg -i /tmp/mockoon.deb \
     && rm /tmp/mockoon.deb
diff --git a/mockoon/storage/demo.json b/mockoon/storage/demo.json
index 1d7369f..77520fb 100644
--- a/mockoon/storage/demo.json
+++ b/mockoon/storage/demo.json
@@ -360,4 +360,4 @@
     }
   ],
   "callbacks": []
-}
+}
\ No newline at end of file
diff --git a/mockoon/storage/settings.json b/mockoon/storage/settings.json
index 37df787..bafc2fd 100644
--- a/mockoon/storage/settings.json
+++ b/mockoon/storage/settings.json
@@ -1,5 +1,5 @@
 {
-  "welcomeShown": false,
+  "welcomeShown": true,
   "bannerDismissed": [],
   "maxLogsPerEnvironment": 50,
   "truncateRouteName": true,
@@ -7,7 +7,7 @@
   "secondaryMenuSize": 200,
   "fakerLocale": "en",
   "fakerSeed": null,
-  "lastChangelog": "8.1.1",
+  "lastChangelog": "8.4.0",
   "environments": [
     {
       "uuid": "7da8af3d-b9d8-4b17-9285-914e03343b3d",
@@ -40,5 +40,7 @@
   "environmentsCategoriesCollapsed": {
     "local": false,
     "cloud": false
-  }
-}
+  },
+  "activeEnvironmentUuid": "7da8af3d-b9d8-4b17-9285-914e03343b3d",
+  "enableRandomLatency": false
+}
\ No newline at end of file
diff --git a/mockoon/storage/test.json b/mockoon/storage/test.json
index e982d88..9cc8b76 100644
--- a/mockoon/storage/test.json
+++ b/mockoon/storage/test.json
@@ -77,4 +77,4 @@
   ],
   "data": [],
   "callbacks": []
-}
+}
\ No newline at end of file