diff --git a/app/build.gradle b/app/build.gradle
index 07caa48..5342b43 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -77,7 +77,7 @@ dependencies {
   implementation "androidx.fragment:fragment-ktx:$fragment_ktx_version"
   implementation "androidx.appcompat:appcompat:$appcompat_version"
   implementation "com.google.android.material:material:$material_version"
-  implementation "androidx.preference:preference:$preference_version"
+  implementation "androidx.preference:preference-ktx:$preference_version"
   implementation "androidx.legacy:legacy-preference-v14:$legacy_preference_v14_version"
   implementation "androidx.lifecycle:lifecycle-common-java8:$lifecycle_common_java8_version"
   implementation "androidx.lifecycle:lifecycle-extensions:$lifecycle_extensions_version"
diff --git a/build.gradle b/build.gradle
index 799ec56..578f5e7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,13 +1,13 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 
 buildscript {
-  ext.kotlin_version = '1.4.0'
+  ext.kotlin_version = '1.4.10'
   repositories {
     google()
     jcenter()
   }
   dependencies {
-    classpath 'com.android.tools.build:gradle:4.0.1'
+    classpath 'com.android.tools.build:gradle:4.1.1'
     classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
     // NOTE: Do not place your application dependencies here; they belong
@@ -24,8 +24,8 @@ allprojects {
 
 ext {
   appcompat_version = "1.2.0"
-  constraint_layout_version = "2.0.1"
-  core_ktx_version = "1.3.1"
+  constraint_layout_version = "2.0.4"
+  core_ktx_version = "1.3.2"
   documentfile_version = "1.0.1"
   fragment_ktx_version = "1.2.5"
   kotlin_coroutines_android_version = "1.3.7"
@@ -35,7 +35,7 @@ ext {
   lifecycle_extensions_version = "2.2.0"
   lifecycle_runtime_version = "2.2.0"
   lifecycle_viewmodel_ktx_version = "2.2.0"
-  material_version = "1.2.0"
+  material_version = "1.2.1"
   preference_version = "1.1.1"
   room_version = "2.2.5"
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 5168895..9d88f67 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sun Jul 12 21:38:44 PDT 2020
+#Thu Nov 12 19:28:10 PST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip