diff --git a/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UnittoCalculatorWidget.kt b/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UnittoCalculatorWidget.kt
index 3264d7fc..134e95ea 100644
--- a/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UnittoCalculatorWidget.kt
+++ b/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UnittoCalculatorWidget.kt
@@ -30,7 +30,6 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.datastore.preferences.core.Preferences
 import androidx.datastore.preferences.core.stringPreferencesKey
-import androidx.glance.Button
 import androidx.glance.ColorFilter
 import androidx.glance.GlanceId
 import androidx.glance.GlanceModifier
@@ -233,10 +232,11 @@ class UnittoCalculatorWidget : GlanceAppWidget() {
                 .fillMaxSize(),
             contentAlignment = Alignment.Center
         ) {
-            Button(
-                text = LocalContext.current.resources.getString(com.sadellie.unitto.core.base.R.string.loading_label),
-                onClick = {},
-                style = TextStyle(GlanceTheme.colors.onBackground, fontSize = 36.sp)
+            GlanceKeyboardButton(
+                glanceModifier = GlanceModifier,
+                containerColor = GlanceTheme.colors.primary,
+                iconRes = R.drawable.refresh,
+                onClick = actionRunCallback<RestartWidget>(),
             )
         }
     }
diff --git a/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UpdateInputAction.kt b/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UpdateInputAction.kt
index 78562136..f9eef5ad 100644
--- a/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UpdateInputAction.kt
+++ b/feature/glance/src/main/java/com/sadellie/unitto/feature/glance/glance/UpdateInputAction.kt
@@ -77,6 +77,16 @@ internal class CopyResultAction : ActionCallback {
     }
 }
 
+internal class RestartWidget : ActionCallback {
+    override suspend fun onAction(
+        context: Context,
+        glanceId: GlanceId,
+        parameters: ActionParameters
+    ) {
+        UnittoCalculatorWidget().update(context, glanceId)
+    }
+}
+
 private fun calculate(
     input: String,
     precision: Int,
diff --git a/feature/glance/src/main/res/drawable/refresh.xml b/feature/glance/src/main/res/drawable/refresh.xml
new file mode 100644
index 00000000..9e15ee1d
--- /dev/null
+++ b/feature/glance/src/main/res/drawable/refresh.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M480,800Q346,800 253,707Q160,614 160,480Q160,346 253,253Q346,160 480,160Q549,160 612,188.5Q675,217 720,270L720,160L800,160L800,440L520,440L520,360L688,360Q656,304 600.5,272Q545,240 480,240Q380,240 310,310Q240,380 240,480Q240,580 310,650Q380,720 480,720Q557,720 619,676Q681,632 706,560L790,560Q762,666 676,733Q590,800 480,800Z"/>
+</vector>