diff --git a/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn.yaml b/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn.yaml
index 442761256a..ec91e147ad 100644
--- a/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn.yaml
+++ b/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn.yaml
@@ -1,7 +1,7 @@
 ---
 lammps_version: 30 Jul 2021
 date_generated: Tue Aug 24 15:36:42 2021
-epsilon: 5e-12
+epsilon: 5e-13
 skip_tests: single
 prerequisites: ! |
   pair ilp/graphene/hbn
diff --git a/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn_notaper.yaml b/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn_notaper.yaml
index 7b7854daaf..51d72dc40b 100644
--- a/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn_notaper.yaml
+++ b/unittest/force-styles/tests/manybody-pair-ilp-graphene-hbn_notaper.yaml
@@ -1,7 +1,7 @@
 ---
 lammps_version: 30 Jul 2021
 date_generated: Tue Aug 24 15:36:45 2021
-epsilon: 5e-12
+epsilon: 9e-13
 skip_tests: single
 prerequisites: ! |
   pair ilp/graphene/hbn