diff --git a/util/ego/descr/m68020.descr b/util/ego/descr/m68020.descr
index c99d9361f..bff86c0af 100644
--- a/util/ego/descr/m68020.descr
+++ b/util/ego/descr/m68020.descr
@@ -98,8 +98,8 @@ cheap operations: op_cii op_ciu op_cui op_cuu op_cmi op_cmu op_cmp -1
 		  op_cii op_ciu op_cui op_cuu op_cmi op_cmu op_cmp -1
 lexical tresholds: 1 1
 indirection limit: 8
-do not eliminate sli if index on shiftcounts:	0 1 2 3 -1
-						0 1 2 3 -1
+do not eliminate sli if index on shiftcounts:	1 2 3 -1
+						1 2 3 -1
 forbidden operators: -1 -1
 %%SP
 global stack pollution allowed?: no
diff --git a/util/ego/descr/vax4.descr b/util/ego/descr/vax4.descr
index bdd5a1ff3..94eebceb4 100644
--- a/util/ego/descr/vax4.descr
+++ b/util/ego/descr/vax4.descr
@@ -112,8 +112,8 @@ cheap operations: op_cii op_cui op_cfi op_ciu op_cff op_cuu op_cif
 		  op_cmi op_cmu op_cmf op_cms op_cmp -1
 lexical thresholds: 1 1
 indirection limit: 8
-do not eliminate sli if index on shiftcounts:	0 1 2 3 -1
-						0 1 2 3 -1
+do not eliminate sli if index on shiftcounts:	1 2 3 -1
+						1 2 3 -1
 forbidden operators: -1 -1
 %%SP
 global stack pollution allowed?: yes