diff --git a/Gemfile.lock b/Gemfile.lock
index e3551b1b0..24a9d5902 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -184,7 +184,7 @@ GEM
     nokogiri (1.13.4)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    parallel (1.21.0)
+    parallel (1.22.1)
     parser (3.1.1.0)
       ast (~> 2.4.1)
     pry (0.13.1)
diff --git a/sorbet/rbi/gems/parallel@1.21.0.rbi b/sorbet/rbi/gems/parallel@1.22.1.rbi
similarity index 96%
rename from sorbet/rbi/gems/parallel@1.21.0.rbi
rename to sorbet/rbi/gems/parallel@1.22.1.rbi
index fea858821..fdf19204c 100644
--- a/sorbet/rbi/gems/parallel@1.21.0.rbi
+++ b/sorbet/rbi/gems/parallel@1.22.1.rbi
@@ -35,11 +35,14 @@ module Parallel
     # options is either a Integer or a Hash with :count
     def extract_count_from_options(options); end
 
+    def instrument_finish(item, index, result, options); end
+    def instrument_start(item, index, options); end
     def process_incoming_jobs(read, write, job_factory, options, &block); end
     def replace_worker(job_factory, workers, index, options, blk); end
     def with_instrumentation(item, index, options); end
     def work_direct(job_factory, options, &block); end
     def work_in_processes(job_factory, options, &blk); end
+    def work_in_ractors(job_factory, options); end
     def work_in_threads(job_factory, options, &block); end
     def worker(job_factory, options, &block); end
   end