diff --git a/test/atm/global-workflow/jcb-prototype_3dvar.yaml.j2 b/test/atm/global-workflow/jcb-prototype_3dvar.yaml.j2
index 33ce2eeed..ae74f3014 100644
--- a/test/atm/global-workflow/jcb-prototype_3dvar.yaml.j2
+++ b/test/atm/global-workflow/jcb-prototype_3dvar.yaml.j2
@@ -20,4 +20,4 @@ atm_obsdatain_suffix: ".{{ current_cycle | to_YMDH }}.nc"
 test_reference_filename: {{ HOMEgfs }}/sorc/gdas.cd/test/atm/global-workflow/3dvar.ref
 test_output_filename: ./3dvar.out
 float_relative_tolerance: 1.0e-3
-float_absolute_tolerance: 1.0e-6
+float_absolute_tolerance: 1.0e-5
diff --git a/test/atm/global-workflow/jcb-prototype_lgetkf.yaml.j2 b/test/atm/global-workflow/jcb-prototype_lgetkf.yaml.j2
index 9bf10b117..e621ef8f0 100644
--- a/test/atm/global-workflow/jcb-prototype_lgetkf.yaml.j2
+++ b/test/atm/global-workflow/jcb-prototype_lgetkf.yaml.j2
@@ -25,4 +25,4 @@ atm_obsdatain_suffix: ".{{ current_cycle | to_YMDH }}.nc"
 test_reference_filename: {{ HOMEgfs }}/sorc/gdas.cd/test/atm/global-workflow/lgetkf.ref
 test_output_filename: ./lgetkf.out
 float_relative_tolerance: 1.0e-3
-float_absolute_tolerance: 1.0e-7
+float_absolute_tolerance: 1.0e-5