diff --git a/build.gradle b/build.gradle
index 020268e..3a8c1ab 100644
--- a/build.gradle
+++ b/build.gradle
@@ -17,10 +17,6 @@ buildscript {
     }
 }
 
-plugins {
-    id 'ru.vyarus.animalsniffer' version '1.5.3'
-}
-
 apply from: 'version.gradle'
 
 allprojects {
@@ -39,7 +35,7 @@ allprojects {
 
     // checkstyle
     checkstyle {
-        toolVersion = '8.18'
+        toolVersion = '10.26.0'
     }
 
     group 'org.pgpainless'
@@ -65,8 +61,7 @@ allprojects {
         isReleaseVersion = !isSnapshot
         signingRequired = !(isSnapshot || isContinuousIntegrationEnvironment)
         sonatypeCredentialsAvailable = project.hasProperty('sonatypeUsername') && project.hasProperty('sonatypePassword')
-        sonatypeSnapshotUrl = 'https://oss.sonatype.org/content/repositories/snapshots'
-        sonatypeStagingUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2'
+        sonatypeStagingUrl = 'https://ossrh-staging-api.central.sonatype.com/service/local/staging/deploy/maven2/'
     }
 
     if (isSnapshot) {
@@ -83,7 +78,7 @@ allprojects {
     }
 
     jacoco {
-        toolVersion = "0.8.7"
+        toolVersion = "0.8.8"
     }
 
     jacocoTestReport {
@@ -91,7 +86,7 @@ allprojects {
         sourceDirectories.setFrom(project.files(sourceSets.main.allSource.srcDirs))
         classDirectories.setFrom(project.files(sourceSets.main.output))
         reports {
-            xml.enabled true
+            xml.required = true
         }
     }
 
@@ -109,15 +104,15 @@ subprojects {
     apply plugin: 'signing'
 
     task sourcesJar(type: Jar, dependsOn: classes) {
-        classifier = 'sources'
+        archiveClassifier = 'sources'
         from sourceSets.main.allSource
     }
     task javadocJar(type: Jar, dependsOn: javadoc) {
-        classifier = 'javadoc'
+        archiveClassifier = 'javadoc'
         from javadoc.destinationDir
     }
     task testsJar(type: Jar, dependsOn: testClasses) {
-        classifier = 'tests'
+        archiveClassifier = 'tests'
         from sourceSets.test.output
     }
 
@@ -161,7 +156,7 @@ subprojects {
         repositories {
             if (sonatypeCredentialsAvailable) {
                 maven {
-                    url isSnapshot ? sonatypeSnapshotUrl : sonatypeStagingUrl
+                    url sonatypeStagingUrl
                     credentials {
                         username = sonatypeUsername
                         password = sonatypePassword
@@ -214,7 +209,7 @@ task jacocoRootReport(type: JacocoReport) {
     classDirectories.setFrom(files(subprojects.sourceSets.main.output))
     executionData.setFrom(files(subprojects.jacocoTestReport.executionData))
     reports {
-        xml.enabled true
+        xml.required = true
         xml.destination file("${buildDir}/reports/jacoco/test/jacocoTestReport.xml")
     }
     // We could remove the following setOnlyIf line, but then
diff --git a/config/checkstyle/checkstyle.xml b/config/checkstyle/checkstyle.xml
index 531fde9..73313cc 100644
--- a/config/checkstyle/checkstyle.xml
+++ b/config/checkstyle/checkstyle.xml
@@ -113,17 +113,6 @@ SPDX-License-Identifier: CC0-1.0
             <property name="message" value="Indent must not use tab characters. Use space instead."/>
         </module>
 
-        <module name="JavadocMethod">
-            <!-- TODO stricten those checks -->
-            <property name="scope" value="public"/>
-            <!--<property name="allowUndeclaredRTE" value="true"/>-->
-            <property name="allowMissingParamTags" value="true"/>
-            <property name="allowMissingThrowsTags" value="true"/>
-            <property name="allowMissingReturnTag" value="true"/>
-            <property name="allowMissingJavadoc" value="true"/>
-            <property name="suppressLoadErrors" value="true"/>
-        </module>
-
         <module name="JavadocStyle">
             <property name="scope" value="public"/>
             <property name="checkEmptyJavadoc" value="true"/>
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 69a9715..0d18421 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-7.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.8-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/pgp-cert-d-java/build.gradle b/pgp-cert-d-java/build.gradle
index 19f1329..ac3ba2a 100644
--- a/pgp-cert-d-java/build.gradle
+++ b/pgp-cert-d-java/build.gradle
@@ -12,11 +12,7 @@ repositories {
     mavenCentral()
 }
 
-apply plugin: 'ru.vyarus.animalsniffer'
-
 dependencies {
-    // animal sniffer for ensuring Android API compatibility
-    signature "net.sf.androidscents.signature:android-api-level-${animalsnifferSignatureVersion}@signature"
 
     // JUnit
     testImplementation "org.junit.jupiter:junit-jupiter-api:$junitVersion"
@@ -35,10 +31,6 @@ dependencies {
     testImplementation "org.bouncycastle:bcpg-jdk15to18:$bouncyPgVersion"
 }
 
-animalsniffer {
-    sourceSets = [sourceSets.main]
-}
-
 test {
     useJUnitPlatform()
 }
diff --git a/pgp-certificate-store/build.gradle b/pgp-certificate-store/build.gradle
index c994a8b..4f8ae96 100644
--- a/pgp-certificate-store/build.gradle
+++ b/pgp-certificate-store/build.gradle
@@ -12,12 +12,7 @@ repositories {
     mavenCentral()
 }
 
-apply plugin: 'ru.vyarus.animalsniffer'
-
 dependencies {
-    // animal sniffer for ensuring Android API compatibility
-    signature "net.sf.androidscents.signature:android-api-level-${animalsnifferSignatureVersion}@signature"
-
     // JUnit for testing
     testImplementation "org.junit.jupiter:junit-jupiter-api:$junitVersion"
     testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:$junitVersion"
@@ -27,10 +22,6 @@ dependencies {
     testImplementation "ch.qos.logback:logback-classic:$logbackVersion"
 }
 
-animalsniffer {
-    sourceSets = [sourceSets.main]
-}
-
 test {
     useJUnitPlatform()
 }
diff --git a/version.gradle b/version.gradle
index 2903026..404fa63 100644
--- a/version.gradle
+++ b/version.gradle
@@ -6,13 +6,11 @@ allprojects {
     ext {
         shortVersion = '0.2.3'
         isSnapshot = true
-        minAndroidSdk = 26
-        animalsnifferSignatureVersion = "$minAndroidSdk:8.0.0_r2"
-        javaSourceCompatibility = 1.8
-        bouncycastleVersion = '1.75'
+        javaSourceCompatibility = 11
+        bouncycastleVersion = '1.82'
         bouncyPgVersion = "$bouncycastleVersion"
         slf4jVersion = '1.7.36'
-        logbackVersion = '1.2.11'
+        logbackVersion = '1.5.13'
         junitVersion = '5.8.2'
         sqliteJdbcVersion = '3.42.0.0'
     }