diff --git a/lib/resque/scheduler/cli.rb b/lib/resque/scheduler/cli.rb
index c0d7fea9..818d3809 100644
--- a/lib/resque/scheduler/cli.rb
+++ b/lib/resque/scheduler/cli.rb
@@ -15,7 +15,8 @@ module Scheduler
       quiet: 'QUIET',
       pidfile: 'PIDFILE',
       poll_sleep_amount: 'RESQUE_SCHEDULER_INTERVAL',
-      verbose: 'VERBOSE'
+      verbose: 'VERBOSE',
+      timeout: 'TIMEOUT'
     }.freeze
 
     class Cli
diff --git a/lib/resque/scheduler/configuration.rb b/lib/resque/scheduler/configuration.rb
index f9ac54f6..3de14ffe 100644
--- a/lib/resque/scheduler/configuration.rb
+++ b/lib/resque/scheduler/configuration.rb
@@ -80,6 +80,13 @@ def poll_sleep_amount
           Float(environment.fetch('RESQUE_SCHEDULER_INTERVAL', '5'))
       end
 
+      # Sets timeout for Resque::Scheduler::Lock::Base
+      attr_writer :timeout
+
+      def timeout
+        @timeout ||= environment.fetch('TIMEOUT', 60 * 3).to_i
+      end
+
       private
 
       # Copied from https://github.com/rails/rails/blob/main/activemodel/lib/active_model/type/boolean.rb#L17
diff --git a/lib/resque/scheduler/env.rb b/lib/resque/scheduler/env.rb
index 150e22a2..e72cfc2c 100644
--- a/lib/resque/scheduler/env.rb
+++ b/lib/resque/scheduler/env.rb
@@ -66,6 +66,8 @@ def setup_scheduler_configuration
 
           c.logformat = options[:logformat] if options.key?(:logformat)
 
+          c.timeout = options[:timeout].to_i if options.key?(:timeout)
+
           if (psleep = options[:poll_sleep_amount]) && !psleep.nil?
             c.poll_sleep_amount = Float(psleep)
           end
diff --git a/lib/resque/scheduler/lock/base.rb b/lib/resque/scheduler/lock/base.rb
index 164c2f9f..ae08e0e1 100644
--- a/lib/resque/scheduler/lock/base.rb
+++ b/lib/resque/scheduler/lock/base.rb
@@ -11,7 +11,7 @@ def initialize(key, options = {})
           @key = key
 
           # 3 minute default timeout
-          @timeout = options[:timeout] || 60 * 3
+          @timeout = options[:timeout] || Resque::Scheduler.timeout
         end
 
         # Attempts to acquire the lock. Returns true if successfully acquired.