diff --git a/config.asy b/config.asy
index c056871..f892669 100644
--- a/config.asy
+++ b/config.asy
@@ -1,3 +1,4 @@
 import settings;
+dir = "/usr/share/asymptote/";
 settings.outformat = "pdf";
 //settings.tex = "pdflatex";
diff --git a/lib_jl.asy b/lib_jl.asy
index 57f7972..8d922de 100644
--- a/lib_jl.asy
+++ b/lib_jl.asy
@@ -2,6 +2,9 @@ import graph_pi;
 import graph3;
 import gm_probabilitytree;
 import gm_tableaux;
+import geometry;
+
+real w=linewidth();
 
 marker croix1(pen sColor)
 {