diff --git a/app/build.gradle b/app/build.gradle
index df522e7..90484cf 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -35,7 +35,7 @@ android {
 dependencies {
     implementation project(':lib')
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
     testImplementation 'junit:junit:4.13'
     androidTestImplementation 'androidx.test:runner:1.2.0'
diff --git a/lib/build.gradle b/lib/build.gradle
index b72ae77..c77a707 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -44,7 +44,7 @@ buildscript {
 
 dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.cardview:cardview:1.0.0'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
     implementation 'org.apache.commons:commons-lang3:3.9'