diff --git a/build.gradle b/build.gradle
index e786a78..a158d06 100644
--- a/build.gradle
+++ b/build.gradle
@@ -42,7 +42,7 @@ repositories {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
-    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support:appcompat-v7:28.0.0'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'