diff --git a/src/platform/web/Platform.js b/src/platform/web/Platform.js
index b0ed55da..dfb26b0f 100644
--- a/src/platform/web/Platform.js
+++ b/src/platform/web/Platform.js
@@ -187,11 +187,13 @@ export class Platform {
                     this._serviceWorkerHandler,
                     this._config.push
                 );
-                const manifests = this.config["themeManifests"];
-                await this._themeLoader?.init(manifests, log);
-                const { themeName, themeVariant } = await this._themeLoader.getActiveTheme();
-                log.log({ l: "Active theme", name: themeName, variant: themeVariant });
-                this._themeLoader?.setTheme(themeName, themeVariant, log);
+                if (this._themeLoader) {
+                    const manifests = this.config["themeManifests"];
+                    await this._themeLoader?.init(manifests, log);
+                    const { themeName, themeVariant } = await this._themeLoader.getActiveTheme();
+                    log.log({ l: "Active theme", name: themeName, variant: themeVariant });
+                    this._themeLoader.setTheme(themeName, themeVariant, log);
+                }
             });
         } catch (err) {
             this._container.innerText = err.message;