diff --git a/dev-tools/uncrustify.conf b/dev-tools/uncrustify.conf
index 3c721396..d5c2a8a7 100644
--- a/dev-tools/uncrustify.conf
+++ b/dev-tools/uncrustify.conf
@@ -34,8 +34,7 @@ sp_inside_sparen=remove
 sp_cond_colon=add
 sp_cond_question=add
 sp_bool=add
-sp_arith=ignore
-sp_arith_additive=add
+sp_arith=add
 sp_compare=add
 sp_else_brace=add
 sp_brace_else=add