Attempt to fix build 5

build.gradle

@@ -97,12 +97,14 @@ task apiJar(type: Jar, dependsOn: 'sourceMainJava') {
 }
 
 task signJar(type: SignJar, dependsOn: reobfJar) {
+    doLast {
         keyStore = project.property('keyStore')
         alias = project.property('keyStoreAlias')
         storePass = project.property('keyStorePass')
         keyPass = project.property('keyStoreKeyPass')
         inputFile = jar.archivePath
         outputFile = jar.archivePath
+    }
 }
 
 signJar.onlyIf {