diff --git a/demo/package-lock.json b/demo/package-lock.json
index 18dee10b..343ac433 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -73,7 +73,7 @@
         }
       },
       "dependencies": {
-        "@rdlabo/ionic-theme-utils": "0.1.4"
+        "@rdlabo/ionic-theme-utils": "0.1.5"
       }
     },
     "../packages/theme-ios27": {
@@ -82,7 +82,7 @@
       "license": "MIT",
       "dependencies": {
         "@rdlabo/capacitor-native-ui": "2.0.0-2",
-        "@rdlabo/ionic-theme-utils": "0.1.4",
+        "@rdlabo/ionic-theme-utils": "0.1.5",
         "ionicons": "^8.1.0",
         "@stencil/core": "^4.43.5"
       },
diff --git a/package-lock.json b/package-lock.json
index 814917c3..e22fcb6a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "@capacitor/core": "^8.5.2",
         "@ionic/angular": "^9.0.0",
         "@rdlabo/capacitor-docgen": "^0.4.1",
-        "@rdlabo/ionic-theme-utils": "0.1.4",
+        "@rdlabo/ionic-theme-utils": "0.1.5",
         "husky": "^9.1.7",
         "lint-staged": "^16.2.1",
         "np": "^10.2.0",
@@ -2289,9 +2289,9 @@
       "link": true
     },
     "node_modules/@rdlabo/ionic-theme-utils": {
-      "version": "0.1.4",
-      "resolved": "https://registry.npmjs.org/@rdlabo/ionic-theme-utils/-/ionic-theme-utils-0.1.4.tgz",
-      "integrity": "sha512-FreQRFIdEHpwNuW54R0WEeSZCKnmETIvwm8ZO5UP6rGIzXFmAKkuCyIiy0L6yhrL3Ec1OaxTmIFfhuNwPGqiIw==",
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/@rdlabo/ionic-theme-utils/-/ionic-theme-utils-0.1.5.tgz",
+      "integrity": "sha512-LTf+GQ3S786xF1R6ITs9PtfDfSZxPcWJqzIzk046X9dvwgS+9+cCmdA5ENXYbo2Xbdv4KnxS/LKvm4fPL9THGQ==",
       "license": "MIT",
       "bin": {
         "rdlabo-build-theme": "scripts/build-theme.mjs",
@@ -2300,6 +2300,11 @@
       },
       "peerDependencies": {
         "@ionic/core": ">=8.8.1 <10"
+      },
+      "peerDependenciesMeta": {
+        "@ionic/core": {
+          "optional": true
+        }
       }
     },
     "node_modules/@rolldown/binding-android-arm-eabi": {
@@ -8272,7 +8277,7 @@
       "version": "2.0.0-2",
       "license": "MIT",
       "dependencies": {
-        "@rdlabo/ionic-theme-utils": "0.1.4"
+        "@rdlabo/ionic-theme-utils": "0.1.5"
       },
       "peerDependencies": {
         "@capacitor/core": ">=8.0.0 <9",
@@ -8293,7 +8298,7 @@
       "license": "MIT",
       "dependencies": {
         "@rdlabo/capacitor-native-ui": "2.0.0-2",
-        "@rdlabo/ionic-theme-utils": "0.1.4",
+        "@rdlabo/ionic-theme-utils": "0.1.5",
         "@stencil/core": "^4.43.5",
         "ionicons": "^8.1.0"
       },
diff --git a/package.json b/package.json
index 455a9024..8fce2cf1 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "@capacitor/core": "^8.5.2",
     "@ionic/angular": "^9.0.0",
     "@rdlabo/capacitor-docgen": "^0.4.1",
-    "@rdlabo/ionic-theme-utils": "0.1.4",
+    "@rdlabo/ionic-theme-utils": "0.1.5",
     "husky": "^9.1.7",
     "lint-staged": "^16.2.1",
     "np": "^10.2.0",
diff --git a/packages/capacitor-native-ui/package.json b/packages/capacitor-native-ui/package.json
index 30796de0..37baa64e 100644
--- a/packages/capacitor-native-ui/package.json
+++ b/packages/capacitor-native-ui/package.json
@@ -86,6 +86,6 @@
     }
   },
   "dependencies": {
-    "@rdlabo/ionic-theme-utils": "0.1.4"
+    "@rdlabo/ionic-theme-utils": "0.1.5"
   }
 }
diff --git a/packages/theme-ios27/package.json b/packages/theme-ios27/package.json
index 4202626a..d31c760e 100644
--- a/packages/theme-ios27/package.json
+++ b/packages/theme-ios27/package.json
@@ -47,7 +47,7 @@
   "homepage": "https://docs.rdlabo.dev/projects/ionic-theme-ios27",
   "dependencies": {
     "@rdlabo/capacitor-native-ui": "2.0.0-2",
-    "@rdlabo/ionic-theme-utils": "0.1.4",
+    "@rdlabo/ionic-theme-utils": "0.1.5",
     "@stencil/core": "^4.43.5",
     "ionicons": "^8.1.0"
   },