diff --git a/Cargo.lock b/Cargo.lock
index 7a7f755..f87562a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1669,7 +1669,6 @@ dependencies = [
  "once_cell",
  "reqwest",
  "rocket",
- "serde",
  "thiserror",
  "toml",
  "url",
diff --git a/Cargo.toml b/Cargo.toml
index 1e69372..c5cd006 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,6 @@ md-5 = "0.10.5"
 once_cell = "1.9.0"
 reqwest = { version = "0.11.6", features = ["cookies", "json"] }
 rocket = { version = "0.5.0-rc.2", features = ["json"] }
-serde = "1.0.116"
 thiserror = "1.0.38"
 toml = "0.5.6"
 url = "2.2.2"
diff --git a/src/lib.rs b/src/lib.rs
index 710a691..ab5c689 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -22,8 +22,11 @@ use std::sync::Mutex;
 use once_cell::sync::Lazy;
 use rocket::fairing::AdHoc;
 use rocket::serde::json::Json;
-use rocket::{get, routes, Build, Rocket};
-use serde::{Deserialize, Serialize};
+use rocket::{
+    get, routes,
+    serde::{Deserialize, Serialize},
+    Build, Rocket,
+};
 
 use self::update::update_loop;
 
@@ -32,6 +35,7 @@ static STATUS: Lazy<Mutex<Option<Status>>> = Lazy::new(|| Mutex::new(None));
 
 /// The configuration loaded additionally by Rocket.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct Config {
     /// The service-specific configuration
     service: services::Config,
@@ -39,6 +43,7 @@ struct Config {
 
 /// The current photovoltaic invertor status.
 #[derive(Clone, Copy, Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
 struct Status {
     /// Current power production (W)
     current_w: f32,
diff --git a/src/services.rs b/src/services.rs
index bae0948..a662958 100644
--- a/src/services.rs
+++ b/src/services.rs
@@ -4,8 +4,7 @@ pub(crate) mod hoymiles;
 pub(crate) mod my_autarco;
 
 use enum_dispatch::enum_dispatch;
-use rocket::async_trait;
-use serde::Deserialize;
+use rocket::{async_trait, serde::Deserialize};
 
 use crate::Status;
 
diff --git a/src/services/hoymiles.rs b/src/services/hoymiles.rs
index e88df4d..eade44b 100644
--- a/src/services/hoymiles.rs
+++ b/src/services/hoymiles.rs
@@ -9,8 +9,10 @@ use std::sync::Arc;
 use chrono::{DateTime, Local, TimeZone};
 use md5::{Digest, Md5};
 use reqwest::{cookie::Jar as CookieJar, Client, ClientBuilder, Url};
-use rocket::{async_trait, serde::json::Value as JsonValue};
-use serde::{Deserialize, Deserializer, Serialize};
+use rocket::{
+    async_trait,
+    serde::{json::Value as JsonValue, Deserialize, Deserializer, Serialize},
+};
 use url::ParseError;
 
 use crate::{
@@ -34,6 +36,7 @@ const POLL_INTERVAL: u64 = 300;
 
 /// The configuration necessary to access the Hoymiles.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 pub(crate) struct Config {
     /// The username of the account to login with
     username: String,
@@ -89,7 +92,7 @@ fn api_url() -> Result<Url, ParseError> {
 /// instead of `null`. If the response is not deserializable object, the JSON value is preserved
 /// for debugging purposes.
 #[derive(Debug, Deserialize)]
-#[serde(untagged)]
+#[serde(crate = "rocket::serde", untagged)]
 enum StringOrObject<'a, T> {
     /// The value is an object (deserializable as type `T`).
     Object(T),
@@ -103,10 +106,10 @@ enum StringOrObject<'a, T> {
 fn from_empty_str_or_object<'de, D, T>(deserializer: D) -> Result<Option<T>, D::Error>
 where
     D: Deserializer<'de>,
-    D::Error: serde::de::Error,
+    D::Error: rocket::serde::de::Error,
     T: Deserialize<'de>,
 {
-    use serde::de::Error;
+    use rocket::serde::de::Error;
 
     match <StringOrObject<'_, T>>::deserialize(deserializer) {
         Ok(StringOrObject::String(s)) if s.is_empty() => Ok(None),
@@ -125,9 +128,9 @@ where
 fn from_date_time_str<'de, D>(deserializer: D) -> Result<DateTime<Local>, D::Error>
 where
     D: Deserializer<'de>,
-    D::Error: serde::de::Error,
+    D::Error: rocket::serde::de::Error,
 {
-    use serde::de::Error;
+    use rocket::serde::de::Error;
 
     let s = <&str>::deserialize(deserializer)?;
     Local
@@ -141,9 +144,9 @@ where
 fn from_float_str<'de, D>(deserializer: D) -> Result<f32, D::Error>
 where
     D: Deserializer<'de>,
-    D::Error: serde::de::Error,
+    D::Error: rocket::serde::de::Error,
 {
-    use serde::de::Error;
+    use rocket::serde::de::Error;
 
     let s = <&str>::deserialize(deserializer)?;
     s.parse::<f32>().map_err(D::Error::custom)
@@ -155,9 +158,9 @@ where
 fn from_integer_str<'de, D>(deserializer: D) -> Result<u16, D::Error>
 where
     D: Deserializer<'de>,
-    D::Error: serde::de::Error,
+    D::Error: rocket::serde::de::Error,
 {
-    use serde::de::Error;
+    use rocket::serde::de::Error;
 
     let s = <&str>::deserialize(deserializer)?;
     s.parse::<u16>().map_err(D::Error::custom)
@@ -165,6 +168,7 @@ where
 
 /// The request passed to the API login endpoint.
 #[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiLoginRequest {
     /// The body of the API login request.
     body: ApiLoginRequestBody,
@@ -189,6 +193,7 @@ impl ApiLoginRequest {
 
 /// The request body passed to the API login endpoint.
 #[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiLoginRequestBody {
     /// The username to login with.
     password: String,
@@ -198,6 +203,7 @@ struct ApiLoginRequestBody {
 
 /// The response returned by the API login endpoint.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiLoginResponse {
     /// The status (error) code as a string: 0 for OK, another number for error.
     #[serde(deserialize_with = "from_integer_str")]
@@ -212,6 +218,7 @@ struct ApiLoginResponse {
 
 /// The response data returned by the API login endpoint.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiLoginResponseData {
     /// The token to be used as cookie for API data requests.
     token: String,
@@ -219,6 +226,7 @@ struct ApiLoginResponseData {
 
 /// The request passed to the API data endpoint.
 #[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiDataRequest {
     /// The body of the API data request.
     body: ApiDataRequestBody,
@@ -235,6 +243,7 @@ impl ApiDataRequest {
 
 /// The request body passed to the API data endpoint.
 #[derive(Debug, Serialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiDataRequestBody {
     /// The ID of the Hoymiles station.
     sid: u32,
@@ -242,6 +251,7 @@ struct ApiDataRequestBody {
 
 /// The response returned by the API data endpoint.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiDataResponse {
     /// The status (error) code as a string: 0 for OK, another number for error.
     #[serde(deserialize_with = "from_integer_str")]
@@ -256,6 +266,7 @@ struct ApiDataResponse {
 
 /// The response data returned by the API data endpoint.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiDataResponseData {
     /// Energy produced today (Wh)
     #[serde(deserialize_with = "from_float_str")]
diff --git a/src/services/my_autarco.rs b/src/services/my_autarco.rs
index 3da8bdf..c665c82 100644
--- a/src/services/my_autarco.rs
+++ b/src/services/my_autarco.rs
@@ -5,8 +5,7 @@
 //! See also: <https://my.autarco.com>.
 
 use reqwest::{Client, ClientBuilder, StatusCode, Url};
-use rocket::async_trait;
-use serde::Deserialize;
+use rocket::{async_trait, serde::Deserialize};
 use url::ParseError;
 
 use crate::{
@@ -22,6 +21,7 @@ const POLL_INTERVAL: u64 = 300;
 
 /// The configuration necessary to access the My Autarco API.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 pub(crate) struct Config {
     /// The username of the account to login with
     username: String,
@@ -60,6 +60,7 @@ fn api_url(site_id: &str, endpoint: &str) -> Result<Url, ParseError> {
 
 /// The energy data returned by the energy API endpoint.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiEnergy {
     /// Total energy produced today (kWh)
     // pv_today: u32,
@@ -71,6 +72,7 @@ struct ApiEnergy {
 
 ///  The power data returned by the power API endpoint.
 #[derive(Debug, Deserialize)]
+#[serde(crate = "rocket::serde")]
 struct ApiPower {
     /// Current power production (W)
     pv_now: u32,