diff --git a/include/basegfx/tools/unotools.hxx b/include/basegfx/tools/unotools.hxx
index f459622e0429..8d28ec82aaf7 100644
--- a/include/basegfx/tools/unotools.hxx
+++ b/include/basegfx/tools/unotools.hxx
@@ -25,7 +25,7 @@ class B2DPolyPolygon;
 
 namespace unotools
 {
-
+    /// @throws css::lang::IllegalArgumentException
     BASEGFX_DLLPUBLIC B2DPolyPolygon polyPolygonBezierToB2DPolyPolygon(const css::drawing::PolyPolygonBezierCoords& rSourcePolyPolygon)
         throw( css::lang::IllegalArgumentException );