diff --git a/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/AbstractRuleController.java b/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/AbstractRuleController.java
index b61c245..e7b469a 100644
--- a/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/AbstractRuleController.java
+++ b/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/AbstractRuleController.java
@@ -32,7 +32,6 @@
 public abstract class AbstractRuleController {
 
     protected IOptimizationContext context;
-    private LogicalOperatorPrettyPrintVisitor pvisitor = new LogicalOperatorPrettyPrintVisitor();
 
     public AbstractRuleController() {
     }
@@ -65,6 +64,7 @@
     private String getPlanString(Mutable<ILogicalOperator> opRef) throws AlgebricksException {
         if (AlgebricksConfig.ALGEBRICKS_LOGGER.isLoggable(Level.FINE)) {
             StringBuilder sb = new StringBuilder();
+            LogicalOperatorPrettyPrintVisitor pvisitor = context.getPrettyPrintVisitor();
             PlanPrettyPrinter.printOperator((AbstractLogicalOperator) opRef.getValue(), sb, pvisitor, 0);
             return sb.toString();
         }
diff --git a/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/HeuristicOptimizer.java b/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/HeuristicOptimizer.java
index 9035ca5..17c6900 100644
--- a/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/HeuristicOptimizer.java
+++ b/algebricks/algebricks-core/src/main/java/edu/uci/ics/hyracks/algebricks/core/rewriter/base/HeuristicOptimizer.java
@@ -26,7 +26,6 @@
 import edu.uci.ics.hyracks.algebricks.core.algebra.base.PhysicalOperatorTag;
 import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.AbstractLogicalOperator;
 import edu.uci.ics.hyracks.algebricks.core.algebra.operators.logical.AbstractOperatorWithNestedPlans;
-import edu.uci.ics.hyracks.algebricks.core.algebra.prettyprint.LogicalOperatorPrettyPrintVisitor;
 import edu.uci.ics.hyracks.algebricks.core.algebra.prettyprint.PlanPrettyPrinter;
 import edu.uci.ics.hyracks.algebricks.core.config.AlgebricksConfig;