diff --git a/src/main/java/de/neemann/digital/draw/graphics/text/formatter/GraphicsFormatter.java b/src/main/java/de/neemann/digital/draw/graphics/text/formatter/GraphicsFormatter.java
index 666ed97d0..d863d3e40 100644
--- a/src/main/java/de/neemann/digital/draw/graphics/text/formatter/GraphicsFormatter.java
+++ b/src/main/java/de/neemann/digital/draw/graphics/text/formatter/GraphicsFormatter.java
@@ -130,6 +130,7 @@ public final class GraphicsFormatter {
      * @param font       the font
      * @param expression the expression
      * @return the fragment
+     * @throws FormatterException FormatterException
      */
     public static Fragment createFragment(FontSizer sizer, Font font, Expression expression) throws FormatterException {
         if (expression instanceof Variable) {