diff --git a/src/ASM/BDFMats.h b/src/ASM/BDFMats.h
index d05e67c1..103eda2e 100644
--- a/src/ASM/BDFMats.h
+++ b/src/ASM/BDFMats.h
@@ -27,8 +27,8 @@ class BDFMats : public ElmMats
 {
 public:
   //! \brief The constructor initializes the time integration parameters.
-  //! param[in] bdfscheme BDF time discretization scheme
-  explicit BDFMats(const TimeIntegration::BDFD2& bdfscheme) : bdf(bdfscheme) { h = 1.0; }
+  //! param[in] scheme BDF time discretization scheme
+  explicit BDFMats(const TimeIntegration::BDFD2& scheme) : bdf(scheme), h(0.0) {}
   //! \brief Empty destructor.
   virtual ~BDFMats() {}