diff --git a/Jenkinsfile b/Jenkinsfile
index 74ca1dc..28e85ef 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -16,8 +16,7 @@ pipeline {
             }
 
             tools {
-                jdk "jdk11"
-                gradle "gradle7"
+                jdk "jdk8"
             }
 
             steps {
@@ -32,7 +31,7 @@ pipeline {
                     java -version
 
                     chmod +x gradlew
-                    gradle -Dorg.gradle.java.home="$JAVA_HOME" build publish
+                    ./gradlew -Dorg.gradle.java.home="$JAVA_HOME" build publish
 
                     '''
                 }
diff --git a/build.gradle b/build.gradle
index 00c9efe..d74f1db 100644
--- a/build.gradle
+++ b/build.gradle
@@ -12,8 +12,6 @@ archivesBaseName = "LibAC"
 def ENV = System.getenv()
 
 java {
-    sourceCompatibility = JavaLanguageVersion.of(8)
-    toolchain.languageVersion = JavaLanguageVersion.of(8)
 
     withSourcesJar()
     withJavadocJar()