diff --git a/migrations/01_init.sql b/migrations/01_init.sql
index bffce00..6f1280d 100644
--- a/migrations/01_init.sql
+++ b/migrations/01_init.sql
@@ -6,9 +6,10 @@ CREATE TABLE IF NOT EXISTS global_action (
 );
 
 CREATE TABLE IF NOT EXISTS local_action (
+       name TEXT NOT NULL,
        jail_name TEXT NOT NULL,
        tree TEXT NOT NULL,
        set_name TEXT NOT NULL,
        next_run INTEGER DEFAULT 0 NOT NULL,
-       PRIMARY KEY (jail_name, tree, set_name)
+       PRIMARY KEY (name, jail_name, tree, set_name)
 );
diff --git a/src/action/build.rs b/src/action/build.rs
new file mode 100644
index 0000000..bca6e0f
--- /dev/null
+++ b/src/action/build.rs
@@ -0,0 +1,71 @@
+use std::process::Command;
+use std::time::Duration;
+use std::time::SystemTime;
+
+use crate::db::DbHandle;
+use crate::db::DbLocalAction;
+
+pub(crate) const ACTION_BUILD: &str = "build";
+const ACTION_BUILD_INTERVAL: u64 = 1209600;
+const ACTION_BUILD_JOBS: u64 = 1;
+
+pub(crate) fn build(
+    db_conn: &mut DbHandle,
+    action: &DbLocalAction,
+) -> Result<(), Box<dyn std::error::Error>> {
+    println!(
+        "Performing build for jail {} tree {} set {}.",
+        action.jail_name.as_str(),
+        action.tree.as_str(),
+        action.set_name.as_str()
+    );
+    Command::new("poudriere")
+        .arg("pkgclean")
+        .arg("-v")
+        .arg("-y")
+        .arg("-j")
+        .arg(action.jail_name.as_str())
+        .arg("-p")
+        .arg(action.tree.as_str())
+        .arg("-z")
+        .arg(action.set_name.as_str())
+        .arg("-f")
+        .arg(format!(
+            "/usr/local/etc/poudriere.d/{}-{}-{}-pkglist",
+            action.jail_name.as_str(),
+            action.tree.as_str(),
+            action.set_name.as_str()
+        ))
+        .status()?
+        .exit_ok()?;
+    Command::new("poudriere")
+        .arg("bulk")
+        .arg("-J")
+        .arg(ACTION_BUILD_JOBS.to_string())
+        .arg("-j")
+        .arg(action.jail_name.as_str())
+        .arg("-p")
+        .arg(action.tree.as_str())
+        .arg("-z")
+        .arg(action.set_name.as_str())
+        .arg("-f")
+        .arg(format!(
+            "/usr/local/etc/poudriere.d/{}-{}-{}-pkglist",
+            action.jail_name.as_str(),
+            action.tree.as_str(),
+            action.set_name.as_str()
+        ))
+        .status()?
+        .exit_ok()?;
+    let next_run = (SystemTime::now() + Duration::from_secs(ACTION_BUILD_INTERVAL))
+        .duration_since(SystemTime::UNIX_EPOCH)?
+        .as_secs();
+
+    let tx = db_conn.conn.transaction()?;
+    tx.execute(
+        "UPDATE local_action SET next_run=$1 WHERE name=$2 AND jail_name=$3 AND tree=$4 AND set_name=$5",
+        (next_run, ACTION_BUILD, action.jail_name.as_str(), action.tree.as_str(), action.set_name.as_str()),
+    )?;
+    tx.commit()?;
+    Ok(())
+}
diff --git a/src/action/mod.rs b/src/action/mod.rs
index 72c2de7..9c831b1 100644
--- a/src/action/mod.rs
+++ b/src/action/mod.rs
@@ -1,5 +1,10 @@
+mod build;
 mod cleanup;
 mod ports_tree;
 
+pub(crate) use build::build;
+pub(crate) use build::ACTION_BUILD;
 pub(crate) use cleanup::cleanup;
+pub(crate) use cleanup::ACTION_CLEANUP;
 pub(crate) use ports_tree::update_ports_tree;
+pub(crate) use ports_tree::ACTION_UPDATE_PORTS_TREE;
diff --git a/src/db/init.rs b/src/db/init.rs
index a0a3629..28dce2a 100644
--- a/src/db/init.rs
+++ b/src/db/init.rs
@@ -50,15 +50,16 @@ impl DbHandle {
             .duration_since(SystemTime::UNIX_EPOCH)?
             .as_secs();
         let mut stmt = self.conn.prepare(
-            "SELECT jail_name, tree, set_name, next_run FROM local_action WHERE next_run <= $1",
+            "SELECT name, jail_name, tree, set_name, next_run FROM local_action WHERE next_run <= $1",
         )?;
         let rows = stmt
             .query_map(params![now], |row| {
                 Ok(DbLocalAction {
-                    jail_name: row.get(0)?,
-                    tree: row.get(1)?,
-                    set_name: row.get(2)?,
-                    next_run: row.get(3)?,
+                    name: row.get(0)?,
+                    jail_name: row.get(1)?,
+                    tree: row.get(2)?,
+                    set_name: row.get(3)?,
+                    next_run: row.get(4)?,
                 })
             })?
             .collect::<Result<Vec<_>, _>>()?;
diff --git a/src/db/types.rs b/src/db/types.rs
index 1454aed..c610ba4 100644
--- a/src/db/types.rs
+++ b/src/db/types.rs
@@ -4,6 +4,7 @@ pub(crate) struct DbGlobalAction {
 }
 
 pub(crate) struct DbLocalAction {
+    pub(crate) name: String,
     pub(crate) jail_name: String,
     pub(crate) tree: String,
     pub(crate) set_name: String,
diff --git a/src/main.rs b/src/main.rs
index 5674081..a188a1b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,8 +1,12 @@
 #![feature(exit_status_error)]
 use std::{thread, time};
 
+use crate::action::build;
 use crate::action::cleanup;
 use crate::action::update_ports_tree;
+use crate::action::ACTION_BUILD;
+use crate::action::ACTION_CLEANUP;
+use crate::action::ACTION_UPDATE_PORTS_TREE;
 
 mod action;
 mod db;
@@ -28,7 +32,16 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
             };
         }
 
-        let pending_local_actions = db_conn.get_pending_local_actions()?;
+        for pending_local_action in db_conn.get_pending_local_actions()? {
+            match pending_local_action.name.as_str() {
+                ACTION_BUILD => {
+                    build(&mut db_conn, &pending_local_action)?;
+                }
+                _ => {
+                    panic!("Unknown local action: {}", pending_local_action.name);
+                }
+            }
+        }
 
         let time_until_next_action = db_conn.get_time_until_next_action()?;
         let sleep_duration = std::cmp::min(