diff --git a/python/dune/perftool/pdelab/quadrature.py b/python/dune/perftool/pdelab/quadrature.py
index 81a918a2ddf29789bfec40d440c30896f291d98f..80fbf27a166db2984a67fa76ee49c09df56cbecc 100644
--- a/python/dune/perftool/pdelab/quadrature.py
+++ b/python/dune/perftool/pdelab/quadrature.py
@@ -202,7 +202,7 @@ def quadrature_order():
     polynomials of degree m is excat.
     """
     if get_option("quadrature_order"):
-        quadrature_order = get_option("quadrature_order")
+        quadrature_order = int(get_option("quadrature_order"))
     else:
         quadrature_order = _estimate_quadrature_order()