diff --git a/build.gradle b/build.gradle
index 52484ea2..8791340b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -17,12 +17,12 @@ buildscript {
         constraintLayoutVersion = '1.1.3'
         coordinatorLayoutVersion = '1.1.0'
         coreKtxVersion = '1.3.0'
-        coroutinesVersion = '1.3.7'
+        coroutinesVersion = '1.3.9'
         eddsaVersion = '0.3.0'
         fragmentVersion = '1.2.5'
         jsr305Version = '3.0.2'
         junitVersion = '4.13'
-        kotlinVersion = '1.3.72'
+        kotlinVersion = '1.4.0'
         materialComponentsVersion = '1.2.0-alpha06'
         mavenPluginVersion = '2.1'
         preferenceVersion = '1.1.1'
diff --git a/ui/build.gradle b/ui/build.gradle
index 40671740..50eb305c 100644
--- a/ui/build.gradle
+++ b/ui/build.gradle
@@ -68,7 +68,6 @@ dependencies {
     implementation "androidx.preference:preference:$preferenceVersion"
     implementation "com.google.android.material:material:$materialComponentsVersion"
     implementation "com.journeyapps:zxing-android-embedded:$zxingEmbeddedVersion"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlinVersion"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutinesVersion"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutinesVersion"
     implementation "net.sourceforge.streamsupport:android-retrofuture:$streamsupportVersion"