diff --git a/richtextfx/build.gradle b/richtextfx/build.gradle
index 6756c1e83..8b36e879c 100644
--- a/richtextfx/build.gradle
+++ b/richtextfx/build.gradle
@@ -75,6 +75,7 @@ jar {
             'Specification-Version': project.specificationVersion,
             'Implementation-Title': 'RichTextFX',
             'Implementation-Version': project.version,
+            'Automatic-Module-Name': 'org.fxmisc.richtext',
             'Multi-Release': 'true')
     }
 }
@@ -248,7 +249,7 @@ uploadArchives.onlyIf { doUploadArchives }
 
 task fatJar(type: Jar, dependsOn: classes) {
     appendix = 'fat'
-    manifest.attributes( 'Multi-Release': 'true' )
+    manifest.attributes( 'Automatic-Module-Name': 'org.fxmisc.richtext', 'Multi-Release': 'true' )
     into 'META-INF/versions/9', { from sourceSets.java9.output }
     from sourceSets.main.output
     from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }