diff --git a/dub.json b/dub.json
index d90ffaf..4c88cae 100644
--- a/dub.json
+++ b/dub.json
@@ -12,7 +12,7 @@
     "stringImportPaths": ["views", "views/res", "views/res/i18n", "views/res/mdpi", "views/res/hdpi"],
 
     "dependencies": {
-        "dlangui": "==0.8.30",
+        "dlangui": "==0.8.31",
         "dcd": "~>0.8.0"
     },
 
diff --git a/src/dlangide/ui/dsourceedit.d b/src/dlangide/ui/dsourceedit.d
index b3006a4..5199d10 100644
--- a/src/dlangide/ui/dsourceedit.d
+++ b/src/dlangide/ui/dsourceedit.d
@@ -50,6 +50,7 @@ class DSourceEdit : SourceEdit, EditableContentMarksChangeListener {
         showIcons = true;
         //showFolding = true;
         showWhiteSpaceMarks = true;
+        showTabPositionMarks = true;
         content.marksChanged = this;
     }
 
@@ -89,6 +90,7 @@ class DSourceEdit : SourceEdit, EditableContentMarksChangeListener {
         smartIndents = _settings.smartIndents;
         smartIndentsAfterPaste = _settings.smartIndentsAfterPaste;
         showWhiteSpaceMarks = _settings.showWhiteSpaceMarks;
+        showTabPositionMarks = _settings.showTabPositionMarks;
     }
 
     protected EditorTool _editorTool;
diff --git a/src/dlangide/ui/settings.d b/src/dlangide/ui/settings.d
index 5da7189..1aad197 100644
--- a/src/dlangide/ui/settings.d
+++ b/src/dlangide/ui/settings.d
@@ -63,6 +63,7 @@ SettingsPage createSettingsPages() {
     texted.addCheckbox("editors/textEditor/smartIndents", UIString("Smart indents"d));
     texted.addCheckbox("editors/textEditor/smartIndentsAfterPaste", UIString("Smart indent after paste"d));
     texted.addCheckbox("editors/textEditor/showWhiteSpaceMarks", UIString("Show white space marks"d));
+    texted.addCheckbox("editors/textEditor/showTabPositionMarks", UIString("Show tab position marks"d));
 
     SettingsPage dlang = res.addChild("dlang", UIString("D"d));
     SettingsPage dub = dlang.addChild("dlang/dub", UIString("DUB"d));
diff --git a/src/dlangide/workspace/idesettings.d b/src/dlangide/workspace/idesettings.d
index 73d2f3a..c835f37 100644
--- a/src/dlangide/workspace/idesettings.d
+++ b/src/dlangide/workspace/idesettings.d
@@ -22,6 +22,7 @@ class IDESettings : SettingsFile {
         ed.setBooleanDef("smartIndents", true);
         ed.setBooleanDef("smartIndentsAfterPaste", true);
         ed.setBooleanDef("showWhiteSpaceMarks", true);
+        ed.setBooleanDef("showTabPositionMarks", true);
         Setting ui = uiSettings();
         ui.setStringDef("theme", "ide_theme_default");
         ui.setStringDef("language", "en");
@@ -147,11 +148,18 @@ class IDESettings : SettingsFile {
     /// set smart indents enabled flag
     @property IDESettings smartIndents(bool enabled) { editorSettings.setBoolean("smartIndents", enabled); return this; }
 
-    /// true if smart indents are enabled
+    /// true if white space marks are enabled
     @property bool showWhiteSpaceMarks() { return editorSettings.getBoolean("showWhiteSpaceMarks", true); }
-    /// set smart indents enabled flag
+    /// set white space marks enabled flag
     @property IDESettings showWhiteSpaceMarks(bool enabled) { editorSettings.setBoolean("showWhiteSpaceMarks", enabled); return this; }
 
+    /// true if tab position marks are enabled
+    @property bool showTabPositionMarks() { return editorSettings.getBoolean("showTabPositionMarks", true); }
+    /// set tab position marks enabled flag
+    @property IDESettings showTabPositionMarks(bool enabled) { editorSettings.setBoolean("showTabPositionMarks", enabled); return this; }
+
+    
+
     /// true if smart indents are enabled
     @property bool smartIndentsAfterPaste() { return editorSettings.getBoolean("smartIndentsAfterPaste", true); }
     /// set smart indents enabled flag