diff --git a/app/build.gradle b/app/build.gradle
index a4d2a2b..c12543e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -49,7 +49,7 @@ dependencies {
     // AppCompatActivity と AlertDialog
     implementation 'androidx.appcompat:appcompat:1.8.0'
     // WindowCompat / WindowInsetsControllerCompat / ContextCompat
-    implementation 'androidx.core:core:1.19.0'
+    implementation 'androidx.core:core:1.19.1'
 
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.3.0'