diff --git a/lib/prometheus_exporter/instrumentation/delayed_job.rb b/lib/prometheus_exporter/instrumentation/delayed_job.rb
index 01501ba..2634459 100644
--- a/lib/prometheus_exporter/instrumentation/delayed_job.rb
+++ b/lib/prometheus_exporter/instrumentation/delayed_job.rb
@@ -13,9 +13,11 @@ def register_plugin(client: nil)
           callbacks do |lifecycle|
             lifecycle.around(:invoke_job) do |job, *args, &block|
               max_attempts = Delayed::Worker.max_attempts
+              failed_count = Delayed::Job.where('queue = ? AND last_error is not null', job.queue).count
+              max_failed_count = Delayed::Job.where('queue = ? AND last_error is not null and attempts >= ?', job.queue, max_attempts).count
               enqueued_count = Delayed::Job.where(queue: job.queue).count
               pending_count = Delayed::Job.where(attempts: 0, locked_at: nil, queue: job.queue).count
-              instrumenter.call(job, max_attempts, enqueued_count, pending_count, *args, &block)
+              instrumenter.call(job, max_attempts, enqueued_count, pending_count, failed_count, max_failed_count, *args, &block)
             end
           end
         end
@@ -28,7 +30,7 @@ def initialize(client: nil)
       @client = client || PrometheusExporter::Client.default
     end
 
-    def call(job, max_attempts, enqueued_count, pending_count, *args, &block)
+    def call(job, max_attempts, enqueued_count, pending_count, failed_count, max_failed_count, *args, &block)
       success = false
       start = ::Process.clock_gettime(::Process::CLOCK_MONOTONIC)
       attempts = job.attempts + 1 # Increment because we're adding the current attempt
@@ -46,6 +48,8 @@ def call(job, max_attempts, enqueued_count, pending_count, *args, &block)
         duration: duration,
         attempts: attempts,
         max_attempts: max_attempts,
+        failed: failed_count,
+        max_failed: max_failed_count,
         enqueued: enqueued_count,
         pending: pending_count
       )
diff --git a/lib/prometheus_exporter/server/delayed_job_collector.rb b/lib/prometheus_exporter/server/delayed_job_collector.rb
index 854c7db..625f860 100644
--- a/lib/prometheus_exporter/server/delayed_job_collector.rb
+++ b/lib/prometheus_exporter/server/delayed_job_collector.rb
@@ -12,6 +12,8 @@ def initialize
       @delayed_job_attempts_summary = nil
       @delayed_jobs_enqueued = nil
       @delayed_jobs_pending = nil
+      @delayed_jobs_failed = nil
+      @delayed_jobs_max_failed = nil
     end
 
     def type
@@ -34,13 +36,15 @@ def collect(obj)
       @delayed_job_attempts_summary.observe(obj["attempts"], counter_labels) if obj["success"]
       @delayed_jobs_enqueued.observe(obj["enqueued"], gauge_labels)
       @delayed_jobs_pending.observe(obj["pending"], gauge_labels)
+      @delayed_jobs_failed.observe(obj["failed"], labels)
+      @delayed_jobs_max_failed.observe(obj["max_failed"], labels)
     end
 
     def metrics
       if @delayed_jobs_total
         [@delayed_job_duration_seconds, @delayed_jobs_total, @delayed_failed_jobs_total,
          @delayed_jobs_max_attempts_reached_total, @delayed_job_duration_seconds_summary, @delayed_job_attempts_summary,
-         @delayed_jobs_enqueued, @delayed_jobs_pending]
+         @delayed_jobs_enqueued, @delayed_jobs_pending, @delayed_jobs_failed, @delayed_jobs_max_failed]
       else
         []
       end
@@ -67,6 +71,14 @@ def ensure_delayed_job_metrics
         PrometheusExporter::Metric::Gauge.new(
           "delayed_jobs_pending", "Number of pending delayed jobs.")
 
+        @delayed_jobs_failed =
+        PrometheusExporter::Metric::Gauge.new(
+          "delayed_jobs_failed", "Number of failed delayed jobs.")
+
+        @delayed_jobs_max_failed =
+        PrometheusExporter::Metric::Gauge.new(
+          "delayed_jobs_max_failed", "Number of failed delayed jobs without more retries.")
+
         @delayed_failed_jobs_total =
         PrometheusExporter::Metric::Counter.new(
           "delayed_failed_jobs_total", "Total number failed delayed jobs executed.")