diff --git a/CHANGELOG.md b/CHANGELOG.md
index d362236..d6b589e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Added `prune-remote-emojis` command.
 - Prune remote emojis in background.
 - Added `limits.media.emoji_size_limit` configuration parameter.
+- Added `federation.fetcher_timeout` and `federation.deliverer_timeout` configuration parameters.
 
 ### Changed
 
diff --git a/mitra-config/src/config.rs b/mitra-config/src/config.rs
index 77b660a..aa05269 100644
--- a/mitra-config/src/config.rs
+++ b/mitra-config/src/config.rs
@@ -104,6 +104,8 @@ impl Config {
             is_private:
                 !self.federation.enabled ||
                 matches!(self.environment, Environment::Development),
+            fetcher_timeout: self.federation.fetcher_timeout,
+            deliverer_timeout: self.federation.deliverer_timeout,
         }
     }
 
@@ -138,6 +140,8 @@ pub struct Instance {
     pub onion_proxy_url: Option<String>,
     // Private instance won't send signed HTTP requests
     pub is_private: bool,
+    pub fetcher_timeout: u64,
+    pub deliverer_timeout: u64,
 }
 
 impl Instance {
@@ -168,6 +172,8 @@ impl Instance {
             proxy_url: None,
             onion_proxy_url: None,
             is_private: true,
+            fetcher_timeout: 0,
+            deliverer_timeout: 0,
         }
     }
 }
@@ -187,6 +193,8 @@ mod tests {
             proxy_url: None,
             onion_proxy_url: None,
             is_private: true,
+            fetcher_timeout: 0,
+            deliverer_timeout: 0,
         };
 
         assert_eq!(instance.url(), "https://example.com");
@@ -207,6 +215,8 @@ mod tests {
             proxy_url: None,
             onion_proxy_url: None,
             is_private: true,
+            fetcher_timeout: 0,
+            deliverer_timeout: 0,
         };
 
         assert_eq!(instance.url(), "http://1.2.3.4:3777");
diff --git a/mitra-config/src/federation.rs b/mitra-config/src/federation.rs
index dbc47c5..1bfe423 100644
--- a/mitra-config/src/federation.rs
+++ b/mitra-config/src/federation.rs
@@ -2,10 +2,17 @@ use serde::Deserialize;
 
 fn default_federation_enabled() -> bool { true }
 
+const fn default_fetcher_timeout() -> u64 { 300 }
+const fn default_deliverer_timeout() -> u64 { 30 }
+
 #[derive(Clone, Deserialize)]
 pub struct FederationConfig {
     #[serde(default = "default_federation_enabled")]
     pub enabled: bool,
+    #[serde(default = "default_fetcher_timeout")]
+    pub(super) fetcher_timeout: u64,
+    #[serde(default = "default_deliverer_timeout")]
+    pub(super) deliverer_timeout: u64,
     pub(super) proxy_url: Option<String>,
     pub(super) onion_proxy_url: Option<String>,
 }
@@ -14,6 +21,8 @@ impl Default for FederationConfig {
     fn default() -> Self {
         Self {
             enabled: default_federation_enabled(),
+            fetcher_timeout: default_fetcher_timeout(),
+            deliverer_timeout: default_deliverer_timeout(),
             proxy_url: None,
             onion_proxy_url: None,
         }
diff --git a/src/activitypub/deliverer.rs b/src/activitypub/deliverer.rs
index 3517ccc..60647d7 100644
--- a/src/activitypub/deliverer.rs
+++ b/src/activitypub/deliverer.rs
@@ -36,8 +36,6 @@ use super::{
     queues::OutgoingActivityJobData,
 };
 
-const DELIVERER_TIMEOUT: u64 = 30;
-
 #[derive(thiserror::Error, Debug)]
 pub enum DelivererError {
     #[error("key error")]
@@ -71,7 +69,7 @@ fn build_client(
     let client = build_federation_client(
         instance,
         is_onion,
-        DELIVERER_TIMEOUT,
+        instance.deliverer_timeout,
     )?;
     Ok(client)
 }
diff --git a/src/activitypub/fetcher/fetchers.rs b/src/activitypub/fetcher/fetchers.rs
index 437c3ab..61445d2 100644
--- a/src/activitypub/fetcher/fetchers.rs
+++ b/src/activitypub/fetcher/fetchers.rs
@@ -24,8 +24,6 @@ use crate::http_signatures::create::{
 use crate::media::{save_file, SUPPORTED_MEDIA_TYPES};
 use crate::webfinger::types::{ActorAddress, JsonResourceDescriptor};
 
-const FETCHER_TIMEOUT: u64 = 180;
-
 #[derive(thiserror::Error, Debug)]
 pub enum FetchError {
     #[error(transparent)]
@@ -62,7 +60,7 @@ fn build_client(
     let client = build_federation_client(
         instance,
         is_onion,
-        FETCHER_TIMEOUT,
+        instance.fetcher_timeout,
     )?;
     Ok(client)
 }