diff --git a/src/json/serialize.rs b/src/json/serialize.rs
index 876af4db..cbd1ca77 100644
--- a/src/json/serialize.rs
+++ b/src/json/serialize.rs
@@ -38,7 +38,7 @@ impl SerializeState {
     }
 }
 
-impl<'a> std::fmt::Debug for ValueRef<'a> {
+impl std::fmt::Debug for ValueRef<'_> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             ValueRef::String(s) => write!(f, "String({:?})", s),
diff --git a/src/json/value.rs b/src/json/value.rs
index b272c580..40faa9cb 100644
--- a/src/json/value.rs
+++ b/src/json/value.rs
@@ -22,7 +22,7 @@ pub enum ValueRef<'a> {
     Object(&'a dyn Serialize),
 }
 
-impl<'a> Value<'a> {
+impl Value<'_> {
     #[inline]
     pub fn as_str(&self) -> Option<&str> {
         match self {
diff --git a/src/msgpack/serialize.rs b/src/msgpack/serialize.rs
index f0e04305..48e69fb1 100644
--- a/src/msgpack/serialize.rs
+++ b/src/msgpack/serialize.rs
@@ -61,7 +61,7 @@ impl SerializeState {
     }
 }
 
-impl<'a> std::fmt::Debug for ValueRef<'a> {
+impl std::fmt::Debug for ValueRef<'_> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         match self {
             ValueRef::String(s) => write!(f, "String({:?})", s),
diff --git a/src/presence/activity.rs b/src/presence/activity.rs
index 39321251..094d05cb 100644
--- a/src/presence/activity.rs
+++ b/src/presence/activity.rs
@@ -58,10 +58,6 @@ impl ActivityContext {
         true
     }
 
-    pub fn update_custom_asset(&mut self, asset: Asset) {
-        self.custom_asset = Some(asset);
-    }
-
     pub fn get_effective_name(&self) -> Cow<str> {
         if let Some(custom) = &self.custom_asset {
             if !custom.name.is_empty() {
diff --git a/src/session/mod.rs b/src/session/mod.rs
index 84c15b0e..c6549c81 100644
--- a/src/session/mod.rs
+++ b/src/session/mod.rs
@@ -1,3 +1,5 @@
+#![allow(dead_code)]
+
 use std::collections::HashMap;
 use std::sync::{RwLock, RwLockReadGuard, RwLockWriteGuard};
 
@@ -6,8 +8,6 @@ use crate::presence::types::Activity;
 use crate::types::config::PluginConfig;
 
 pub struct Session {
-    #[allow(dead_code)]
-    pub id: u32,
     pub workspace: Option<String>,
     pub timestamp: Option<u64>,
     pub last_activity: Option<Activity>,
@@ -16,9 +16,8 @@ pub struct Session {
 }
 
 impl Session {
-    pub fn new(id: u32) -> Self {
+    pub fn new() -> Self {
         Self {
-            id,
             workspace: None,
             timestamp: None,
             last_activity: None,
@@ -94,7 +93,7 @@ pub struct SessionManager {
 impl SessionManager {
     pub fn create_session(&self, id: u32, client: PipeClient) {
         let mut sessions = self.sessions.write().unwrap();
-        let mut session = Session::new(id);
+        let mut session = Session::new();
         session.set_pipe_client(client);
         sessions.insert(id, session);
     }
diff --git a/src/types/config.rs b/src/types/config.rs
index 59fc4bcb..03de41c0 100644
--- a/src/types/config.rs
+++ b/src/types/config.rs
@@ -200,7 +200,7 @@ impl Deserialize for Asset {
         let name = remove_field!(input, "name", |v| v.take_string());
         let icon = remove_field!(input, "icon", |v| v.take_string());
         let tooltip = remove_field!(input, "tooltip", |v| v.take_string());
-        let ty = get_field!(input, "type", |v| v.as_uinteger())
+        let ty = get_field!(input, "type", |v| v.as_str())
             .try_into()
             .map_err(|_| "Invalid asset type")?;
 
diff --git a/src/util/types.rs b/src/util/types.rs
index 6cec8353..c2521c68 100644
--- a/src/util/types.rs
+++ b/src/util/types.rs
@@ -7,30 +7,16 @@ pub enum AssetType {
     Vcs,
 }
 
-impl AssetType {
-    #[inline(always)]
-    pub fn from(value: &str) -> Option<AssetType> {
-        match value {
-            "language" => Some(AssetType::Language),
-            "file_browser" => Some(AssetType::FileBrowser),
-            "plugin_manager" => Some(AssetType::PluginManager),
-            "lsp_manager" => Some(AssetType::LspManager),
-            "vcs" => Some(AssetType::Vcs),
-            _ => None,
-        }
-    }
-}
-
-impl TryFrom<u64> for AssetType {
+impl TryFrom<&str> for AssetType {
     type Error = ();
 
-    fn try_from(value: u64) -> Result<Self, Self::Error> {
+    fn try_from(value: &str) -> Result<Self, ()> {
         match value {
-            0 => Ok(AssetType::Language),
-            1 => Ok(AssetType::FileBrowser),
-            2 => Ok(AssetType::PluginManager),
-            3 => Ok(AssetType::LspManager),
-            4 => Ok(AssetType::Vcs),
+            "language" => Ok(AssetType::Language),
+            "file_browser" => Ok(AssetType::FileBrowser),
+            "plugin_manager" => Ok(AssetType::PluginManager),
+            "lsp_manager" => Ok(AssetType::LspManager),
+            "vcs" => Ok(AssetType::Vcs),
             _ => Err(()),
         }
     }