diff --git a/build.gradle.kts b/build.gradle.kts
index 6ce608539a8c120f9d893c817924d92358762ec1..e9aaafbf2e6fca61164c3b42feabb0c20a889f9d 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -25,7 +25,7 @@ buildscript {
     jcenter()
   }
   dependencies {
-    classpath("com.android.tools.build:gradle:3.3.2")
+    classpath("com.android.tools.build:gradle:3.4.0")
     classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.30")
   }
 }
@@ -43,6 +43,7 @@ allprojects {
         "-XXLanguage:+InlineClasses",
         "-Xuse-experimental=kotlin.ExperimentalUnsignedTypes"
       )
+      jvmTarget = "1.6"
     }
   }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 93093924fc8ff8d794e1bed6aae2a98e58f881f3..7cc7ee27139b067cfde98cb28f36d4068f69e346 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -18,5 +18,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https://services.gradle.org/distributions/gradle-4.10.2-all.zip
-
+distributionUrl=https://services.gradle.org/distributions/gradle-5.3.1-all.zip