diff --git a/coccinelle/in_set.cocci b/coccinelle/in_set.cocci
index 2c9b94ceb6..1c17c7df1f 100644
--- a/coccinelle/in_set.cocci
+++ b/coccinelle/in_set.cocci
@@ -1,25 +1,13 @@
+/* Limit the number of expressions to 6 for performance reasons */
 @@
 expression e;
 /* Exclude JsonVariant * from the transformation, as it can't work with the
  * current version of the IN_SET macro */
 typedef JsonVariant;
 type T != JsonVariant*;
-constant T n0, n1, n2, n3, n4, n5, n6, n7, n8, n9;
+constant T n0, n1, n2, n3, n4, n5;
 @@
-
 (
-- e == n0 || e == n1 || e == n2 || e == n3 || e == n4 || e == n5 || e == n6 || e == n7 || e == n8 || e == n9
-+ IN_SET(e, n0, n1, n2, n3, n4, n5, n6, n7, n8, n9)
-|
-- e == n0 || e == n1 || e == n2 || e == n3 || e == n4 || e == n5 || e == n6 || e == n7 || e == n8
-+ IN_SET(e, n0, n1, n2, n3, n4, n5, n6, n7, n8)
-|
-- e == n0 || e == n1 || e == n2 || e == n3 || e == n4 || e == n5 || e == n6 || e == n7
-+ IN_SET(e, n0, n1, n2, n3, n4, n5, n6, n7)
-|
-- e == n0 || e == n1 || e == n2 || e == n3 || e == n4 || e == n5 || e == n6
-+ IN_SET(e, n0, n1, n2, n3, n4, n5, n6)
-|
 - e == n0 || e == n1 || e == n2 || e == n3 || e == n4 || e == n5
 + IN_SET(e, n0, n1, n2, n3, n4, n5)
 |
diff --git a/coccinelle/not_in_set.cocci b/coccinelle/not_in_set.cocci
index aed2c3490c..3486cff5df 100644
--- a/coccinelle/not_in_set.cocci
+++ b/coccinelle/not_in_set.cocci
@@ -1,22 +1,11 @@
+/* Limit the number of expressions to 6 for performance reasons */
 @@
 expression e;
 typedef JsonVariant;
 type T != JsonVariant*;
-constant T n0, n1, n2, n3, n4, n5, n6, n7, n8, n9;
+constant T n0, n1, n2, n3, n4, n5;
 @@
 (
-- e != n0 && e != n1 && e != n2 && e != n3 && e != n4 && e != n5 && e != n6 && e != n7 && e != n8 && e != n9
-+ !IN_SET(e, n0, n1, n2, n3, n4, n5, n6, n7, n8, n9)
-|
-- e != n0 && e != n1 && e != n2 && e != n3 && e != n4 && e != n5 && e != n6 && e != n7 && e != n8
-+ !IN_SET(e, n0, n1, n2, n3, n4, n5, n6, n7, n8)
-|
-- e != n0 && e != n1 && e != n2 && e != n3 && e != n4 && e != n5 && e != n6 && e != n7
-+ !IN_SET(e, n0, n1, n2, n3, n4, n5, n6, n7)
-|
-- e != n0 && e != n1 && e != n2 && e != n3 && e != n4 && e != n5 && e != n6
-+ !IN_SET(e, n0, n1, n2, n3, n4, n5, n6)
-|
 - e != n0 && e != n1 && e != n2 && e != n3 && e != n4 && e != n5
 + !IN_SET(e, n0, n1, n2, n3, n4, n5)
 |