diff --git a/ui/admin/tests/acceptance/targets/host-sources-test.js b/ui/admin/tests/acceptance/targets/host-sources-test.js
index 3873ac80f7..69cf5b315f 100644
--- a/ui/admin/tests/acceptance/targets/host-sources-test.js
+++ b/ui/admin/tests/acceptance/targets/host-sources-test.js
@@ -284,7 +284,7 @@ module('Acceptance | targets | host-sources', function (hooks) {
     await click('tbody label');
     await click('form [type="submit"]');
 
-    assert.dom(commonSelectors.MODAL_WARNING).exists;
+    assert.dom(commonSelectors.MODAL_WARNING).isVisible();
     await click(commonSelectors.MODAL_WARNING_CONFIRM_BTN);
 
     assert.strictEqual(
@@ -320,7 +320,7 @@ module('Acceptance | targets | host-sources', function (hooks) {
     await click('tbody label');
     await click('form [type="submit"]');
 
-    assert.dom(commonSelectors.MODAL_WARNING).exists;
+    assert.dom(commonSelectors.MODAL_WARNING).isVisible();
     await click(commonSelectors.MODAL_WARNING_CANCEL_BTN);
 
     assert.strictEqual(
diff --git a/ui/admin/tests/acceptance/targets/update-test.js b/ui/admin/tests/acceptance/targets/update-test.js
index 83c01ce7d0..ca029faf7d 100644
--- a/ui/admin/tests/acceptance/targets/update-test.js
+++ b/ui/admin/tests/acceptance/targets/update-test.js
@@ -136,7 +136,7 @@ module('Acceptance | targets | update', function (hooks) {
 
     await click(`[href="${urls.targets}"]`);
 
-    assert.dom(commonSelectors.MODAL_WARNING).exists;
+    assert.dom(commonSelectors.MODAL_WARNING).isVisible();
 
     await click(commonSelectors.MODAL_WARNING_CONFIRM_BTN);
 
@@ -156,7 +156,7 @@ module('Acceptance | targets | update', function (hooks) {
 
     assert.strictEqual(currentURL(), urls.target);
     await click(`[href="${urls.targets}"]`);
-    assert.dom(commonSelectors.MODAL_WARNING).exists;
+    assert.dom(commonSelectors.MODAL_WARNING).isVisible();
     await click(commonSelectors.MODAL_WARNING_CANCEL_BTN);
 
     assert.strictEqual(currentURL(), urls.target);
@@ -209,7 +209,7 @@ module('Acceptance | targets | update', function (hooks) {
     await fillIn('[name="address"]', '0.0.0.0');
     await click('[type="submit"]');
 
-    assert.dom(commonSelectors.MODAL_WARNING).exists;
+    assert.dom(commonSelectors.MODAL_WARNING).isVisible();
     await click(commonSelectors.MODAL_WARNING_CONFIRM_BTN);
 
     assert.strictEqual(
@@ -254,7 +254,7 @@ module('Acceptance | targets | update', function (hooks) {
     await fillIn('[name="address"]', '0.0.0.0');
     await click('[type="submit"]');
 
-    assert.dom(commonSelectors.MODAL_WARNING).exists;
+    assert.dom(commonSelectors.MODAL_WARNING).isVisible();
     await click(commonSelectors.MODAL_WARNING_CANCEL_BTN);
 
     assert.strictEqual(