diff --git a/imageroot/actions/get-configuration/20read b/imageroot/actions/get-configuration/20read
index ad6288bb2..617e56870 100755
--- a/imageroot/actions/get-configuration/20read
+++ b/imageroot/actions/get-configuration/20read
@@ -15,6 +15,7 @@ config = {
     'nethvoice_host': os.getenv('NETHVOICE_HOST', ''),
     'nethcti_ui_host': os.getenv('NETHCTI_UI_HOST', ''),
     'lets_encrypt': os.getenv('TRAEFIK_LETS_ENCRYPT') == 'True',
+    'timezone': os.getenv('TIMEZONE', 'UTC'),
     'user_domain': os.getenv('USER_DOMAIN', ''),
     'reports_international_prefix': os.getenv('REPORTS_INTERNATIONAL_PREFIX', '')
 }
diff --git a/imageroot/actions/get-configuration/validate-output.json b/imageroot/actions/get-configuration/validate-output.json
index cee3a7374..85967b2a4 100644
--- a/imageroot/actions/get-configuration/validate-output.json
+++ b/imageroot/actions/get-configuration/validate-output.json
@@ -18,6 +18,10 @@
             "description": "Enable Let's Encrypt certificate",
             "type": "boolean"
         },
+        "timezone": {
+            "description": "Timezone for the Nethvoice instance",
+            "type": "string"
+        },
         "user_domain": {
             "description": "Domain where the user accessing Nethvoice are stored",
             "type": "string"