diff --git a/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/target/TargetDefinition.java b/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/target/TargetDefinition.java
index 81fd1120b1..26e6fa3ccf 100644
--- a/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/target/TargetDefinition.java
+++ b/ui/org.eclipse.pde.core/src/org/eclipse/pde/internal/core/target/TargetDefinition.java
@@ -819,6 +819,7 @@ public NameVersionDescriptor[] getImplicitDependencies() {
 
 	@Override
 	public void setImplicitDependencies(NameVersionDescriptor[] bundles) {
+		incrementSequenceNumber();
 		if (bundles != null && bundles.length == 0) {
 			bundles = null;
 		}
diff --git a/ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/targetdefinition/ImplicitDependenciesSection.java b/ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/targetdefinition/ImplicitDependenciesSection.java
index 40f1aed30a..11fabdbc34 100644
--- a/ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/targetdefinition/ImplicitDependenciesSection.java
+++ b/ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/editor/targetdefinition/ImplicitDependenciesSection.java
@@ -217,9 +217,9 @@ protected void handleAdd() {
 			if (currentBundles != null) {
 				allDependencies.addAll(Arrays.asList(currentBundles));
 			}
-			getTarget().setImplicitDependencies(allDependencies.toArray(new NameVersionDescriptor[allDependencies.size()]));
 			markDirty();
-			refresh();
+			getTarget().setImplicitDependencies(allDependencies.toArray(new NameVersionDescriptor[allDependencies.size()]));
+			updateUI();
 		}
 	}
 
@@ -260,26 +260,30 @@ private void handleRemove() {
 					bundles.remove(removeBundle);
 				}
 			}
-			getTarget().setImplicitDependencies(bundles.toArray((new NameVersionDescriptor[bundles.size()])));
 			markDirty();
-			refresh();
+			getTarget().setImplicitDependencies(bundles.toArray((new NameVersionDescriptor[bundles.size()])));
+			updateUI();
 		}
 	}
 
 	private void handleRemoveAll() {
-		getTarget().setImplicitDependencies(null);
 		markDirty();
-		refresh();
+		getTarget().setImplicitDependencies(null);
+		updateUI();
 	}
 
 	@Override
 	public void refresh() {
 		// TODO Try to retain selection during refresh, add and remove operations
+		updateUI();
+		super.refresh();
+	}
+
+	protected void updateUI() {
 		fViewer.setInput(getTarget());
 		fViewer.refresh();
 		updateButtons();
 		updateCount();
-		super.refresh();
 	}
 
 }