diff --git a/app/build.gradle b/app/build.gradle
index 27d3a65..d7383c5 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -31,7 +31,7 @@ dependencies {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jre7:$kotlin_version"
-    implementation 'com.android.support:appcompat-v7:26.0.2'
+    implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'com.android.support:recyclerview-v7:26.0.2'
     implementation 'com.android.support:cardview-v7:26.0.2'
     implementation 'com.android.support:design:26.0.2'