diff --git a/Source/Engine/UI/GUI/Common/TextBox.cs b/Source/Engine/UI/GUI/Common/TextBox.cs
index ec44a3ca8..4409d7b85 100644
--- a/Source/Engine/UI/GUI/Common/TextBox.cs
+++ b/Source/Engine/UI/GUI/Common/TextBox.cs
@@ -181,7 +181,7 @@ namespace FlaxEngine.GUI
                 if (selectedLinesCount == 1)
                 {
                     // Selected is part of single line
-                    Rectangle r1 = new Rectangle(leftEdge.X, leftEdge.Y, rightEdge.X - leftEdge.X, fontHeight);
+                    Rectangle r1 = new Rectangle(leftEdge.X, leftEdge.Y, rightEdge.X - leftEdge.X, fontHeight * DpiScale);
                     Render2D.FillRectangle(r1, selectionColor);
                 }
                 else
@@ -189,17 +189,17 @@ namespace FlaxEngine.GUI
                     float leftMargin = _layout.Bounds.Location.X;
 
                     // Selected is more than one line
-                    Rectangle r1 = new Rectangle(leftEdge.X, leftEdge.Y, 1000000000, fontHeight);
+                    Rectangle r1 = new Rectangle(leftEdge.X, leftEdge.Y, 1000000000, fontHeight * DpiScale);
                     Render2D.FillRectangle(r1, selectionColor);
                     //
                     for (int i = 3; i <= selectedLinesCount; i++)
                     {
                         leftEdge.Y += fontHeight;
-                        Rectangle r = new Rectangle(leftMargin, leftEdge.Y, 1000000000, fontHeight);
+                        Rectangle r = new Rectangle(leftMargin, leftEdge.Y, 1000000000, fontHeight * DpiScale);
                         Render2D.FillRectangle(r, selectionColor);
                     }
                     //
-                    Rectangle r2 = new Rectangle(leftMargin, rightEdge.Y, rightEdge.X - leftMargin, fontHeight);
+                    Rectangle r2 = new Rectangle(leftMargin, rightEdge.Y, rightEdge.X - leftMargin, fontHeight * DpiScale);
                     Render2D.FillRectangle(r2, selectionColor);
                 }
             }
diff --git a/Source/Engine/UI/GUI/Common/TextBoxBase.cs b/Source/Engine/UI/GUI/Common/TextBoxBase.cs
index c22099011..a7393a121 100644
--- a/Source/Engine/UI/GUI/Common/TextBoxBase.cs
+++ b/Source/Engine/UI/GUI/Common/TextBoxBase.cs
@@ -474,7 +474,7 @@ namespace FlaxEngine.GUI
                                      caretPos.X - (caretWidth * 0.5f),
                                      caretPos.Y,
                                      caretWidth,
-                                     height);
+                                     height * DpiScale);
             }
         }