diff --git a/specs/default/chef/site-cookbooks/slurm/attributes/default.rb b/specs/default/chef/site-cookbooks/slurm/attributes/default.rb
index 4d8b81a1..b0f5dc7f 100644
--- a/specs/default/chef/site-cookbooks/slurm/attributes/default.rb
+++ b/specs/default/chef/site-cookbooks/slurm/attributes/default.rb
@@ -13,6 +13,7 @@
 default[:cyclecloud][:hosts][:standalone_dns][:enabled] = false
 default[:slurm][:additional][:config] = ""
 default[:slurm][:ensure_waagent_monitor_hostname] = true
+default[:slurm][:use_pcpu] = false
 
 # WORKAROUND: This should not need to be set here, but unexpectedly the default is sometimes being set
 # back to /home.