diff --git a/build.gradle b/build.gradle
index ec8ca86..4409f24 100644
--- a/build.gradle
+++ b/build.gradle
@@ -65,6 +65,9 @@ publishing {
             def releasesRepoUrl = "https://s01.oss.sonatype.org/service/local/staging/deploy/maven2/"
             def snapshotsRepoUrl = "https://s01.oss.sonatype.org/content/repositories/snapshots/"
             url = version.endsWith('-SNAPSHOT') ? snapshotsRepoUrl : releasesRepoUrl
+
+            def sonatypeUsername = project.getProperties().get('sonatypeUsername') ?: ""
+            def sonatypePassword = project.getProperties().get('sonatypePassword') ?: ""
             credentials {
                 username = "${sonatypeUsername}"
                 password = "${sonatypePassword}"