diff --git a/bundles/org.eclipse.ltk.ui.refactoring/META-INF/MANIFEST.MF b/bundles/org.eclipse.ltk.ui.refactoring/META-INF/MANIFEST.MF
index ce0e45e0d301..dea006509ad7 100644
--- a/bundles/org.eclipse.ltk.ui.refactoring/META-INF/MANIFEST.MF
+++ b/bundles/org.eclipse.ltk.ui.refactoring/META-INF/MANIFEST.MF
@@ -3,7 +3,7 @@ Automatic-Module-Name: org.eclipse.ltk.ui.refactoring
 Bundle-ManifestVersion: 2
 Bundle-Name: %pluginName
 Bundle-SymbolicName: org.eclipse.ltk.ui.refactoring; singleton:=true
-Bundle-Version: 3.14.0.qualifier
+Bundle-Version: 3.14.100.qualifier
 Bundle-Activator: org.eclipse.ltk.internal.ui.refactoring.RefactoringUIPlugin
 Bundle-ActivationPolicy: lazy
 Bundle-Vendor: %providerName
diff --git a/bundles/org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/internal/ui/refactoring/TextEditChangePreviewViewer.java b/bundles/org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/internal/ui/refactoring/TextEditChangePreviewViewer.java
index 90548f7a92b0..82e2e7143834 100644
--- a/bundles/org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/internal/ui/refactoring/TextEditChangePreviewViewer.java
+++ b/bundles/org.eclipse.ltk.ui.refactoring/src/org/eclipse/ltk/internal/ui/refactoring/TextEditChangePreviewViewer.java
@@ -76,10 +76,10 @@ private static class ComparePreviewer extends CompareViewerSwitchingPane {
 		public ComparePreviewer(Composite parent) {
 			super(parent, SWT.BORDER | SWT.FLAT, true);
 			fCompareConfiguration= new CompareConfiguration();
-			fCompareConfiguration.setLeftEditable(false);
-			fCompareConfiguration.setLeftLabel(RefactoringUIMessages.ComparePreviewer_original_source);
 			fCompareConfiguration.setRightEditable(false);
-			fCompareConfiguration.setRightLabel(RefactoringUIMessages.ComparePreviewer_refactored_source);
+			fCompareConfiguration.setRightLabel(RefactoringUIMessages.ComparePreviewer_original_source);
+			fCompareConfiguration.setLeftEditable(false);
+			fCompareConfiguration.setLeftLabel(RefactoringUIMessages.ComparePreviewer_refactored_source);
 			addDisposeListener(e -> {
 				if (fImage != null && !fImage.isDisposed()) {
 					fImage.dispose();
@@ -253,7 +253,7 @@ private void setInput(TextEditBasedChange change, String left, String right, Str
 		}
 
 		fViewer.setInput(new DiffNode(
-			new CompareElement(left, type, resource),
-			new CompareElement(right, type, resource)));
+			new CompareElement(right, type, resource),
+			new CompareElement(left, type, resource)));
 	}
 }
\ No newline at end of file