diff --git a/build.gradle b/build.gradle
index 9bad3b90..02df3af3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -80,7 +80,7 @@ task fatJar(type: Jar) {
                 'Main-Class': 'connection.Main',
         )
     }
-    classifier = 'fat'
+    archiveClassifier = 'fat'
     from {
         configurations.runtimeClasspath.collect { it.isDirectory() ? it : zipTree(it) }
     } {
@@ -113,4 +113,5 @@ task unpack_with_dll(type:Copy, dependsOn: 'unpack_without_dll') {
     from dll
     into outputDir
     group 'distribution'
-}
\ No newline at end of file
+}
+