diff --git a/richtextfx/build.gradle b/richtextfx/build.gradle
index 5f823e116..bb573b99c 100644
--- a/richtextfx/build.gradle
+++ b/richtextfx/build.gradle
@@ -6,10 +6,10 @@ group = 'org.fxmisc.richtext'
 dependencies {
     compile group: 'org.reactfx', name: 'reactfx', version: '2.0-M5'
     compile (group: 'org.fxmisc.undo', name: 'undofx', version: '1.2.2') {
-        transitive = false
+        exclude(group: "org.reactfx", module: "reactfx")
     }
-    compile (group: 'org.fxmisc.flowless', name: 'flowless', version: '0.5.1') {
-        transitive = false
+    compile (group: 'org.fxmisc.flowless', name: 'flowless', version: '0.5.2') {
+        exclude(group: "org.reactfx", module: "reactfx")
     }
     compile group: 'org.fxmisc.wellbehaved', name: 'wellbehavedfx', version: '0.3'
     testCompile group: 'junit', name: 'junit', version: '[4.0,5)'