diff --git a/tools/regression/usr.bin/sed/multitest.t b/tools/regression/usr.bin/sed/multitest.t
index b5c6bfaa78b2..f3a42e26d86a 100644
--- a/tools/regression/usr.bin/sed/multitest.t
+++ b/tools/regression/usr.bin/sed/multitest.t
@@ -180,6 +180,8 @@ hello' /dev/null
 	mark '2.18' ; $SED -n '/l2_3/,/l1_8/p' lines1 lines2
 	mark '2.19' ; $SED -n '12,3p' lines1 lines2
 	mark '2.20' ; $SED -n '/l1_7/,3p' lines1 lines2
+	mark '2.21' ; $SED -n '13,+4p' lines1 lines2
+	mark '2.22' ; $SED -n '/l1_6/,+2p' lines1 lines2
 }
 
 test_group()
diff --git a/tools/regression/usr.bin/sed/regress.multitest.out/40_2.21 b/tools/regression/usr.bin/sed/regress.multitest.out/40_2.21
new file mode 100644
index 000000000000..1a9e0660615a
--- /dev/null
+++ b/tools/regression/usr.bin/sed/regress.multitest.out/40_2.21
@@ -0,0 +1,5 @@
+l1_13
+l1_14
+l2_1
+l2_2
+l2_3
diff --git a/tools/regression/usr.bin/sed/regress.multitest.out/41_2.22 b/tools/regression/usr.bin/sed/regress.multitest.out/41_2.22
new file mode 100644
index 000000000000..b1827918b488
--- /dev/null
+++ b/tools/regression/usr.bin/sed/regress.multitest.out/41_2.22
@@ -0,0 +1,3 @@
+l1_6
+l1_7
+l1_8