diff --git a/config.sample.yml b/config.sample.yml
index 47edd8d2..7ff99607 100644
--- a/config.sample.yml
+++ b/config.sample.yml
@@ -145,3 +145,11 @@ dataPath: ./data
 # file uploads.
 
 bodyParserLimit: 5mb
+
+# ---------------------------------------------------------------------
+# User Session Cleanup
+# ---------------------------------------------------------------------
+# Configures how often Knex cleans up stale sessions from the
+# database. Should be defined in milliseconds.
+
+sessionClearInterval: 60000
diff --git a/server/app/data.yml b/server/app/data.yml
index 0cd628a6..546fe5ca 100644
--- a/server/app/data.yml
+++ b/server/app/data.yml
@@ -113,6 +113,7 @@ defaults:
     search:
       maxHits: 100
     maintainerEmail: security@requarks.io
+    sessionClearInterval: 60000
 localeNamespaces:
   - admin
   - auth
diff --git a/server/master.js b/server/master.js
index 0679777e..d6abaac3 100644
--- a/server/master.js
+++ b/server/master.js
@@ -81,7 +81,8 @@ module.exports = async () => {
     resave: false,
     saveUninitialized: false,
     store: new KnexSessionStore({
-      knex: WIKI.models.knex
+      knex: WIKI.models.knex,
+      clearInterval: WIKI.config.sessionClearInterval
     })
   }))
   app.use(WIKI.auth.passport.initialize())