diff --git a/lib/good_job/active_job_extensions/concurrency.rb b/lib/good_job/active_job_extensions/concurrency.rb
index 0bf4342fe..983e4396b 100644
--- a/lib/good_job/active_job_extensions/concurrency.rb
+++ b/lib/good_job/active_job_extensions/concurrency.rb
@@ -36,7 +36,7 @@ def deserialize(job_data)
           end
         end
 
-        wait_key = if ActiveJob.gem_version >= Gem::Version.new("7.1.0")
+        wait_key = if ActiveJob.gem_version >= Gem::Version.new("7.1.0.a")
                      :polynomially_longer
                    else
                      :exponentially_longer