diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 731d040acfd..80d495e19ac 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -252,10 +252,6 @@ importers:
         version: 3.2.4(@types/node@22.16.5)(@vitest/browser@3.2.4)(jsdom@26.1.0)(lightningcss@1.30.1)(msw@2.10.4(@types/node@22.16.5)(typescript@5.8.3))(terser@5.43.1)
 
   src/LiveComponent/assets:
-    dependencies:
-      idiomorph:
-        specifier: ^0.3.0
-        version: 0.3.0
     devDependencies:
       '@hotwired/stimulus':
         specifier: ^3.0.0
@@ -272,6 +268,9 @@ importers:
       '@types/node-fetch':
         specifier: ^2.6.2
         version: 2.6.12
+      idiomorph:
+        specifier: ^0.3.0
+        version: 0.3.0
       jsdom:
         specifier: 'catalog:'
         version: 26.1.0
diff --git a/src/LiveComponent/assets/package.json b/src/LiveComponent/assets/package.json
index 2992470384b..a1e0743dedf 100644
--- a/src/LiveComponent/assets/package.json
+++ b/src/LiveComponent/assets/package.json
@@ -17,7 +17,7 @@
     "main": "dist/live_controller.js",
     "types": "dist/live_controller.d.ts",
     "config": {
-        "css_source": "styles/live.css"
+        "css_source": "src/live.css"
     },
     "scripts": {
         "build": "tsx ../../../bin/build_package.ts .",
@@ -44,9 +44,6 @@
             "@symfony/ux-live-component": "path:%PACKAGE%/dist/live_controller.js"
         }
     },
-    "dependencies": {
-        "idiomorph": "^0.3.0"
-    },
     "peerDependencies": {
         "@hotwired/stimulus": "^3.0.0"
     },
@@ -56,6 +53,7 @@
         "@testing-library/jest-dom": "catalog:",
         "@testing-library/user-event": "^13.1.9",
         "@types/node-fetch": "^2.6.2",
+        "idiomorph": "^0.3.0",
         "jsdom": "catalog:",
         "node-fetch": "^2.6.1",
         "tslib": "catalog:",
diff --git a/src/LiveComponent/assets/src/live.css b/src/LiveComponent/assets/src/live.css
new file mode 100644
index 00000000000..015d5552f07
--- /dev/null
+++ b/src/LiveComponent/assets/src/live.css
@@ -0,0 +1,5 @@
+[data-loading=""],
+[data-loading="show"],
+[data-loading*="|show"] {
+    display: none;
+}
diff --git a/src/LiveComponent/assets/styles/live.css b/src/LiveComponent/assets/styles/live.css
deleted file mode 100644
index 66d4f16fc9b..00000000000
--- a/src/LiveComponent/assets/styles/live.css
+++ /dev/null
@@ -1,3 +0,0 @@
-[data-loading=""], [data-loading="show"], [data-loading*="|show"] {
-    display: none;
-}