diff --git a/build.gradle b/build.gradle
index 343d592..82c863f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,9 +25,7 @@ jar {
 }
 
 repositories {
-    mavenLocal()
     mavenCentral()
-    jcenter()
 }
 
 dependencies {
@@ -43,8 +41,8 @@ dependencies {
     implementation group: 'org.jsoup', name: 'jsoup', version: '1.13.+'
 
     // Log4j
-    implementation group: 'org.apache.logging.log4j', name: 'log4j-api', version: '2.13.+'
-    implementation group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.13.+'
+    implementation group: 'org.apache.logging.log4j', name: 'log4j-api', version: '2.17.+'
+    implementation group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.17.+'
 
     // Lombok
     compileOnly 'org.projectlombok:lombok:1.18.+'
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index da9702f..0f80bbf 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-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists