diff --git a/command/kv/del/kv_delete_test.go b/command/kv/del/kv_delete_test.go
index aeba73445..982a90685 100644
--- a/command/kv/del/kv_delete_test.go
+++ b/command/kv/del/kv_delete_test.go
@@ -32,7 +32,7 @@ func TestKVDeleteCommand_Validation(t *testing.T) {
 		},
 		"-cas no -modify-index": {
 			[]string{"-cas", "foo"},
-			"Must specify -modify-index",
+			"Cannot delete a key that does not exist",
 		},
 		"-modify-index no -cas": {
 			[]string{"-modify-index", "2", "foo"},
diff --git a/command/kv/put/kv_put_test.go b/command/kv/put/kv_put_test.go
index 12c99d6f3..eec776b4e 100644
--- a/command/kv/put/kv_put_test.go
+++ b/command/kv/put/kv_put_test.go
@@ -39,10 +39,6 @@ func TestKVPutCommand_Validation(t *testing.T) {
 			[]string{"-release", "foo"},
 			"Missing -session",
 		},
-		"-cas no -modify-index": {
-			[]string{"-cas", "foo"},
-			"Must specify -modify-index",
-		},
 		"no key": {
 			[]string{},
 			"Missing KEY argument",