diff --git a/examples/config/phase/damage/isobrittle_generic.yaml b/examples/config/phase/damage/isobrittle_generic.yaml
index 98c9b9763..a7c30ff1e 100644
--- a/examples/config/phase/damage/isobrittle_generic.yaml
+++ b/examples/config/phase/damage/isobrittle_generic.yaml
@@ -1,7 +1,5 @@
 type: isobrittle
 W_crit: 1400000.0
-m: 1.0
-isoBrittle_atol: 0.01
 
 output: [f_phi]