diff --git a/build.gradle b/build.gradle
index fddcebb..614bf7a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -81,7 +81,7 @@ dependencies {
 
 	// gluon hq
 	implementation 'com.gluonhq:maps:2.0.0-ea+3'
-	implementation 'com.gluonhq.attach:util:4.0.19'
+	implementation 'com.gluonhq.attach:util:4.0.20'
 	implementation 'com.gluonhq.attach:storage:4.0.7:desktop'
 
 	// JGraphT