diff --git a/Source/Engine/UI/GUI/Common/RichTextBoxBase.cs b/Source/Engine/UI/GUI/Common/RichTextBoxBase.cs
index 7722fc94b..ff94a73f0 100644
--- a/Source/Engine/UI/GUI/Common/RichTextBoxBase.cs
+++ b/Source/Engine/UI/GUI/Common/RichTextBoxBase.cs
@@ -379,6 +379,9 @@ namespace FlaxEngine.GUI
                     var leftEdge = selection.StartIndex <= textBlock.Range.StartIndex ? textBlock.Bounds.UpperLeft : GetCharPosition(selection.StartIndex, out _);
                     var rightEdge = selection.EndIndex >= textBlock.Range.EndIndex ? textBlock.Bounds.UpperRight : GetCharPosition(selection.EndIndex, out _);
                     float height = font.Height;
+#if PLATFORM_MAC && !PLATFORM_SDL
+                    height /= (float)Platform.Dpi / 96.0f; // TODO: refactor DPI support on macOS to skip such hacks
+#endif
                     float alpha = Mathf.Min(1.0f, Mathf.Cos(_animateTime * BackgroundSelectedFlashSpeed) * 0.5f + 1.3f);
                     alpha *= alpha;
                     Color selectionColor = Color.White * alpha;
diff --git a/Source/Engine/UI/GUI/Common/TextBox.cs b/Source/Engine/UI/GUI/Common/TextBox.cs
index 3d7099db6..1346a8c2b 100644
--- a/Source/Engine/UI/GUI/Common/TextBox.cs
+++ b/Source/Engine/UI/GUI/Common/TextBox.cs
@@ -253,8 +253,11 @@ namespace FlaxEngine.GUI
             {
                 var leftEdge = font.GetCharPosition(text, SelectionLeft, ref _layout);
                 var rightEdge = font.GetCharPosition(text, SelectionRight, ref _layout);
-                var fontHeight = font.Height;
-                var textHeight = fontHeight / DpiScale;
+                float fontHeight = font.Height;
+#if PLATFORM_MAC && !PLATFORM_SDL
+                fontHeight /= (float)Platform.Dpi / 96.0f; // TODO: refactor DPI support on macOS to skip such hacks
+#endif
+                float textHeight = fontHeight / DpiScale;
 
                 // Draw selection background
                 float alpha = Mathf.Min(1.0f, Mathf.Cos(_animateTime * BackgroundSelectedFlashSpeed) * 0.5f + 1.3f);
diff --git a/Source/Engine/UI/GUI/Common/TextBoxBase.cs b/Source/Engine/UI/GUI/Common/TextBoxBase.cs
index 491fbcd94..415a3c9c8 100644
--- a/Source/Engine/UI/GUI/Common/TextBoxBase.cs
+++ b/Source/Engine/UI/GUI/Common/TextBoxBase.cs
@@ -556,6 +556,9 @@ namespace FlaxEngine.GUI
             {
                 const float caretWidth = 1.2f;
                 Float2 caretPos = GetCharPosition(CaretPosition, out var height);
+#if PLATFORM_MAC && !PLATFORM_SDL
+                height /= (float)Platform.Dpi / 96.0f; // TODO: refactor DPI support on macOS to skip such hacks
+#endif
                 return new Rectangle(
                                      caretPos.X - (caretWidth * 0.5f),
                                      caretPos.Y,