diff --git a/build.gradle.kts b/build.gradle.kts
index a6ab785f..6edf7f77 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -44,6 +44,7 @@ java {
 }
 
 tasks.withType<Jar> {
+  duplicatesStrategy = DuplicatesStrategy.INCLUDE
   manifest {
     attributes["Main-Class"] = "com.rarchives.ripme.App"
     attributes["Implementation-Version"] =  archiveVersion
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 442d9132..f371643e 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists