diff --git a/ant/org.eclipse.ant.core/src_ant/org/eclipse/ant/internal/core/ant/ProgressBuildListener.java b/ant/org.eclipse.ant.core/src_ant/org/eclipse/ant/internal/core/ant/ProgressBuildListener.java
index 2be5aa5..6a03160 100644
--- a/ant/org.eclipse.ant.core/src_ant/org/eclipse/ant/internal/core/ant/ProgressBuildListener.java
+++ b/ant/org.eclipse.ant.core/src_ant/org/eclipse/ant/internal/core/ant/ProgressBuildListener.java
@@ -31,7 +31,7 @@
 import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.NullProgressMonitor;
 import org.eclipse.core.runtime.OperationCanceledException;
-import org.eclipse.core.runtime.SubProgressMonitor;
+import org.eclipse.core.runtime.SubMonitor;
 
 /**
  * Reports progress and checks for cancellation of a script execution.
@@ -330,6 +330,6 @@
 		if (monitor instanceof NullProgressMonitor) {
 			return monitor;
 		}
-		return new SubProgressMonitor(monitor, ticks);
+		return SubMonitor.convert(monitor, ticks);
 	}
 }
diff --git a/ant/org.eclipse.ant.launching/src/org/eclipse/ant/internal/launching/launchConfigurations/AntLaunchDelegate.java b/ant/org.eclipse.ant.launching/src/org/eclipse/ant/internal/launching/launchConfigurations/AntLaunchDelegate.java
index 507e628..f2e1c2b 100644
--- a/ant/org.eclipse.ant.launching/src/org/eclipse/ant/internal/launching/launchConfigurations/AntLaunchDelegate.java
+++ b/ant/org.eclipse.ant.launching/src/org/eclipse/ant/internal/launching/launchConfigurations/AntLaunchDelegate.java
@@ -49,7 +49,7 @@
 import org.eclipse.core.runtime.Path;
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.core.runtime.Status;
-import org.eclipse.core.runtime.SubProgressMonitor;
+import org.eclipse.core.runtime.SubMonitor;
 import org.eclipse.core.runtime.URIUtil;
 import org.eclipse.debug.core.DebugEvent;
 import org.eclipse.debug.core.DebugPlugin;
@@ -575,7 +575,7 @@
 		}
 		// copy.setAttribute(IJavaLaunchConfigurationConstants.ATTR_VM_ARGUMENTS,
 		// "-Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000");
-		IProgressMonitor subMonitor = new SubProgressMonitor(monitor, 10);
+		IProgressMonitor subMonitor = SubMonitor.convert(monitor, 10);
 		AntJavaLaunchDelegate delegate = new AntJavaLaunchDelegate();
 		delegate.preLaunchCheck(copy, ILaunchManager.RUN_MODE, subMonitor);
 		delegate.launch(copy, ILaunchManager.RUN_MODE, launch, subMonitor);