diff --git a/postssystem.exposed/publish.gradle b/postssystem.exposed/publish.gradle
index 1a640a68..acca370b 100644
--- a/postssystem.exposed/publish.gradle
+++ b/postssystem.exposed/publish.gradle
@@ -2,6 +2,10 @@ apply plugin: 'com.jfrog.bintray'
 
 apply from: "maven.publish.gradle"
 
+ext {
+    projectBintrayDir = "${project.group}/".replace(".", "/") + "${project.name}/${project.version}"
+}
+
 bintray {
     user = project.hasProperty('BINTRAY_USER') ? project.property('BINTRAY_USER') : System.getenv('BINTRAY_USER')
     key = project.hasProperty('BINTRAY_KEY') ? project.property('BINTRAY_KEY') : System.getenv('BINTRAY_KEY')