diff --git a/src/panels/config/integrations/dialog-add-integration.ts b/src/panels/config/integrations/dialog-add-integration.ts
index 722cc7b5a4e4..afb176a4aa8f 100644
--- a/src/panels/config/integrations/dialog-add-integration.ts
+++ b/src/panels/config/integrations/dialog-add-integration.ts
@@ -52,7 +52,7 @@ import "./ha-domain-integrations";
 import "./ha-integration-list-item";
 import {
   AddIntegrationDialogParams,
-  showSingleInstanceOnlyDialog,
+  showSingleConfigEntryOnlyDialog,
   showYamlIntegrationDialog,
 } from "./show-add-integration-dialog";
 import { getConfigEntries } from "../../../data/config_entries";
@@ -582,7 +582,7 @@ class AddIntegrationDialog extends LitElement {
       });
       if (configEntries.length > 0) {
         this.closeDialog();
-        showSingleInstanceOnlyDialog(this, { integration });
+        showSingleConfigEntryOnlyDialog(this, { name: integration.name });
         return;
       }
     }
diff --git a/src/panels/config/integrations/dialog-single-instance-only.ts b/src/panels/config/integrations/dialog-single-config-entry-only.ts
similarity index 78%
rename from src/panels/config/integrations/dialog-single-instance-only.ts
rename to src/panels/config/integrations/dialog-single-config-entry-only.ts
index 4b985696d17f..bd20f8924038 100644
--- a/src/panels/config/integrations/dialog-single-instance-only.ts
+++ b/src/panels/config/integrations/dialog-single-config-entry-only.ts
@@ -3,15 +3,15 @@ import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../../../common/dom/fire_event";
 import { HomeAssistant } from "../../../types";
-import { SingleInstanceOnlyDialogParams } from "./show-add-integration-dialog";
+import { SingleConfigEntryOnlyDialogParams } from "./show-add-integration-dialog";
 
-@customElement("dialog-single-instance-only")
-export class DialogSingleInstanceOnly extends LitElement {
+@customElement("dialog-single-config-entry-only")
+export class DialogSingleConfigEntryOnly extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
-  @state() private _params?: SingleInstanceOnlyDialogParams;
+  @state() private _params?: SingleConfigEntryOnlyDialogParams;
 
-  public showDialog(params: SingleInstanceOnlyDialogParams): void {
+  public showDialog(params: SingleConfigEntryOnlyDialogParams): void {
     this._params = params;
   }
 
@@ -36,7 +36,7 @@ export class DialogSingleInstanceOnly extends LitElement {
           ${this.hass.localize(
             "ui.panel.config.integrations.config_flow.single_config_entry",
             {
-              integration_name: this._params.integration.name,
+              integration_name: this._params.name,
             }
           )}
         </p>
@@ -71,6 +71,6 @@ export class DialogSingleInstanceOnly extends LitElement {
 
 declare global {
   interface HTMLElementTagNameMap {
-    "dialog-single-instance-only": DialogSingleInstanceOnly;
+    "dialog-single-config-entry-only": DialogSingleConfigEntryOnly;
   }
 }
diff --git a/src/panels/config/integrations/ha-config-integration-page.ts b/src/panels/config/integrations/ha-config-integration-page.ts
index a0c6edf1a895..a706efedd01a 100644
--- a/src/panels/config/integrations/ha-config-integration-page.ts
+++ b/src/panels/config/integrations/ha-config-integration-page.ts
@@ -37,6 +37,7 @@ import {
 import { customElement, property, state } from "lit/decorators";
 import { classMap } from "lit/directives/class-map";
 import memoizeOne from "memoize-one";
+import { ifDefined } from "lit/directives/if-defined";
 import { isComponentLoaded } from "../../../common/config/is_component_loaded";
 import { isDevVersion } from "../../../common/config/version";
 import { shouldHandleRequestSelectedEvent } from "../../../common/mwc/handle-request-selected-event";
@@ -242,6 +243,8 @@ class HaConfigIntegrationPage extends SubscribeMixin(LitElement) {
     const entities = this._getEntities(configEntries, this._entities);
 
     const services = !devices.some((device) => device.entry_type !== "service");
+    const single_config_entry_only =
+      this._manifest?.single_config_entry && configEntries.length > 0;
 
     return html`
       <hass-subpage
@@ -504,22 +507,25 @@ class HaConfigIntegrationPage extends SubscribeMixin(LitElement) {
                 ${normalEntries.map((item) => this._renderConfigEntry(item))}
               </mwc-list>
               <div class="card-actions">
-                ${this._manifest?.single_config_entry &&
-                this.configEntries.length > 0
+                <ha-button
+                  @click=${this._addIntegration}
+                  disabled=${ifDefined(single_config_entry_only)}
+                >
+                  ${this._manifest?.integration_type
+                    ? this.hass.localize(
+                        `ui.panel.config.integrations.integration_page.add_${this._manifest.integration_type}`
+                      )
+                    : this.hass.localize(
+                        `ui.panel.config.integrations.integration_page.add_entry`
+                      )}
+                </ha-button>
+                ${single_config_entry_only
                   ? html`<ha-alert alert-type="info"
                       >${this.hass.localize(
                         `ui.panel.config.integrations.integration_page.single_config_entry_only`
                       )}</ha-alert
                     >`
-                  : html`<ha-button @click=${this._addIntegration}>
-                      ${this._manifest?.integration_type
-                        ? this.hass.localize(
-                            `ui.panel.config.integrations.integration_page.add_${this._manifest.integration_type}`
-                          )
-                        : this.hass.localize(
-                            `ui.panel.config.integrations.integration_page.add_entry`
-                          )}
-                    </ha-button>`}
+                  : ``}
               </div>
             </ha-card>
           </div>
diff --git a/src/panels/config/integrations/ha-config-integrations-dashboard.ts b/src/panels/config/integrations/ha-config-integrations-dashboard.ts
index 39cdf7e0eccd..a067b05f9282 100644
--- a/src/panels/config/integrations/ha-config-integrations-dashboard.ts
+++ b/src/panels/config/integrations/ha-config-integrations-dashboard.ts
@@ -69,7 +69,7 @@ import type { HaIntegrationCard } from "./ha-integration-card";
 import "./ha-integration-overflow-menu";
 import {
   showAddIntegrationDialog,
-  showSingleInstanceOnlyDialog,
+  showSingleConfigEntryOnlyDialog,
 } from "./show-add-integration-dialog";
 import "./ha-disabled-config-entry-card";
 import { caseInsensitiveStringCompare } from "../../../common/string/compare";
@@ -664,7 +664,7 @@ class HaConfigIntegrationsDashboard extends SubscribeMixin(LitElement) {
       if (integration.single_config_entry) {
         const configEntries = await getConfigEntries(this.hass, { domain });
         if (configEntries.length > 0) {
-          showSingleInstanceOnlyDialog(this, { integration });
+          showSingleConfigEntryOnlyDialog(this, { name: integration.name });
           return;
         }
       }
diff --git a/src/panels/config/integrations/show-add-integration-dialog.ts b/src/panels/config/integrations/show-add-integration-dialog.ts
index 3a01ce403a36..bdb05c8c6716 100644
--- a/src/panels/config/integrations/show-add-integration-dialog.ts
+++ b/src/panels/config/integrations/show-add-integration-dialog.ts
@@ -1,7 +1,5 @@
 import { fireEvent } from "../../../common/dom/fire_event";
 import { IntegrationManifest } from "../../../data/integration";
-import { IntegrationListItem } from "./dialog-add-integration";
-import { Integration } from "../../../data/integrations";
 
 export interface AddIntegrationDialogParams {
   brand?: string;
@@ -13,8 +11,8 @@ export interface YamlIntegrationDialogParams {
   manifest: IntegrationManifest;
 }
 
-export interface SingleInstanceOnlyDialogParams {
-  integration: IntegrationListItem | Integration;
+export interface SingleConfigEntryOnlyDialogParams {
+  name: string;
 }
 
 export const showAddIntegrationDialog = (
@@ -39,13 +37,13 @@ export const showYamlIntegrationDialog = (
   });
 };
 
-export const showSingleInstanceOnlyDialog = (
+export const showSingleConfigEntryOnlyDialog = (
   element: HTMLElement,
-  dialogParams?: SingleInstanceOnlyDialogParams
+  dialogParams?: SingleConfigEntryOnlyDialogParams
 ): void => {
   fireEvent(element, "show-dialog", {
-    dialogTag: "dialog-single-instance-only",
-    dialogImport: () => import("./dialog-single-instance-only"),
+    dialogTag: "dialog-single-config-entry-only",
+    dialogImport: () => import("./dialog-single-config-entry-only"),
     dialogParams: dialogParams,
   });
 };