diff --git a/lib/src/auto_size_text.dart b/lib/src/auto_size_text.dart
index ec43838..29e4085 100644
--- a/lib/src/auto_size_text.dart
+++ b/lib/src/auto_size_text.dart
@@ -32,6 +32,7 @@ class AutoSizeText extends StatefulWidget {
     this.textScaleFactor,
     this.maxLines,
     this.semanticsLabel,
+    this.placeholderDimensions = const [],
   })  : textSpan = null,
         super(key: key);
 
@@ -57,6 +58,7 @@ class AutoSizeText extends StatefulWidget {
     this.textScaleFactor,
     this.maxLines,
     this.semanticsLabel,
+    this.placeholderDimensions = const [],
   })  : data = null,
         super(key: key);
 
@@ -215,6 +217,8 @@ class AutoSizeText extends StatefulWidget {
   /// ```
   final String? semanticsLabel;
 
+  final List<PlaceholderDimensions> placeholderDimensions;
+
   @override
   _AutoSizeTextState createState() => _AutoSizeTextState();
 }
@@ -401,7 +405,7 @@ class _AutoSizeTextState extends State<AutoSizeText> {
       maxLines: maxLines,
       locale: widget.locale,
       strutStyle: widget.strutStyle,
-    );
+    )..setPlaceholderDimensions(widget.placeholderDimensions);
 
     textPainter.layout(maxWidth: constraints.maxWidth);