diff --git a/classdesc b/classdesc
index 5830ae7..bfed4b3 160000
--- a/classdesc
+++ b/classdesc
@@ -1 +1 @@
-Subproject commit 5830ae78fafc9791cf7fbb8fff383640b9c7ddbc
+Subproject commit bfed4b30cfb78456689c23b0c34a19cac35c38d6
diff --git a/src/plot.cc b/src/plot.cc
index 5f27fb9..2445fbc 100644
--- a/src/plot.cc
+++ b/src/plot.cc
@@ -1272,7 +1272,7 @@ namespace ecolab
         yu1=my*(maxy1-miny1)+miny1;
       }
     
-    double xp=std::numeric_limits<double>::max(), yp;
+    double xp=std::numeric_limits<double>::max(), yp=xp;
     double mind=std::numeric_limits<double>::max();
     assert(x.size()==y.size());
     for (size_t pen=0; pen<x.size(); ++pen)