diff --git a/library/build.gradle b/library/build.gradle
index e3932f68..96d98d94 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -30,7 +30,7 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
 
     testImplementation 'junit:junit:4.13'
diff --git a/sample/build.gradle b/sample/build.gradle
index 56b68a38..f4357ed4 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -31,7 +31,7 @@ android {
 dependencies {
     implementation project(':library')
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
     implementation 'com.google.android.material:material:1.1.0'
     implementation 'androidx.viewpager:viewpager:1.0.0'
     debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.3'