diff --git a/ocean_only/global_ALE/common/diag_table b/ocean_only/global_ALE/common/diag_table
index 423f14f877..4181037381 100644
--- a/ocean_only/global_ALE/common/diag_table
+++ b/ocean_only/global_ALE/common/diag_table
@@ -258,6 +258,7 @@
 "ocean_model","uo","uo","cmor","all",.true.,"none",2				# GFDL Name: u
 "ocean_model","vo","vo","cmor","all",.true.,"none",2				# GFDL Name: v
 "ocean_model","so","so","cmor","all",.true.,"none",2				# GFDL Name: salt
+"ocean_model","pbo","pbo","cmor","all",.true.,"none",2				# GFDL Name: n/a
 
 # Z-Space Fields Provided to CMIP5 (CMOR Names):
 #===============================================