--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core/src/org/graalvm/compiler/core/phases/GraphChangeMonitoringPhase.java	Tue Apr 24 08:13:30 2018 -0700
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core/src/org/graalvm/compiler/core/phases/GraphChangeMonitoringPhase.java	Tue Apr 24 09:04:57 2018 -0700
@@ -22,8 +22,8 @@
  */
 package org.graalvm.compiler.core.phases;
 
-import org.graalvm.collections.EconomicSet;
-import org.graalvm.collections.Equivalence;
+import jdk.internal.vm.compiler.collections.EconomicSet;
+import jdk.internal.vm.compiler.collections.Equivalence;
 import org.graalvm.compiler.debug.DebugContext;
 import org.graalvm.compiler.graph.Graph.NodeEvent;
 import org.graalvm.compiler.graph.Graph.NodeEventScope;