diff --git a/rars/venus/run/RunStepAction.java b/rars/venus/run/RunStepAction.java
index 91099e75..0c6cd9ec 100644
--- a/rars/venus/run/RunStepAction.java
+++ b/rars/venus/run/RunStepAction.java
@@ -1,6 +1,5 @@
 package rars.venus.run;
 
-import com.sun.javafx.event.EventUtil;
 import rars.Globals;
 import rars.Settings;
 import rars.SimulationException;