diff --git a/src/insets/InsetTabular.h b/src/insets/InsetTabular.h
index 5cf3d7eb3d..c2395698f8 100644
--- a/src/insets/InsetTabular.h
+++ b/src/insets/InsetTabular.h
@@ -681,6 +681,8 @@ private:
 	virtual bool forcePlainLayout(idx_type = 0) const;
 	/// 
 	virtual bool allowParagraphCustomization(idx_type = 0) const;
+	/// Is the width forced to some value?
+	bool hasFixedWidth() const { return isFixedWidth; }
 };