diff --git a/qt/widgets/common/src/WorkspacePresenter/WorkspaceTreeWidgetSimple.cpp b/qt/widgets/common/src/WorkspacePresenter/WorkspaceTreeWidgetSimple.cpp
index d3a33c6ab0c89b84fefcb314b812289ad62cdfa6..2412bd803dbccf2442d698c1a6d4fec036423e59 100644
--- a/qt/widgets/common/src/WorkspacePresenter/WorkspaceTreeWidgetSimple.cpp
+++ b/qt/widgets/common/src/WorkspacePresenter/WorkspaceTreeWidgetSimple.cpp
@@ -108,7 +108,7 @@ void WorkspaceTreeWidgetSimple::popupContextMenu() {
       plotSubMenu->addAction(m_plotSpectrumWithErrs);
       plotSubMenu->addAction(m_overplotSpectrumWithErrs);
 
-			// Don't plot 1D spectra if only one X value
+      // Don't plot 1D spectra if only one X value
       bool multipleBins = false;
       try {
         multipleBins = (matrixWS->blocksize() > 1);