diff --git a/src/paper_thinstrip_full/thinstrip_full_chns_monolithic.hh b/src/paper_thinstrip_full/thinstrip_full_chns_monolithic.hh
index 54f8d683f1acd39fb3b6a1f2d0dd117e1f4fce96..74727d2e6175462eee2bac3d3f5fd0858b1fd054 100644
--- a/src/paper_thinstrip_full/thinstrip_full_chns_monolithic.hh
+++ b/src/paper_thinstrip_full/thinstrip_full_chns_monolithic.hh
@@ -84,7 +84,7 @@ public:
       Dune::FieldVector<RF, dim> xg = eg.geometry().global( ip.position() );
       if(xg[0] > 0.1 && xg[0] < 0.3)
       {
-        source = (xg[0]-0.1)*(0.3-xg[0])/0.04;
+        source = (xg[0]-0.1)*(0.3-xg[0])/0.016;
       }
 
       for (size_t i=0; i<chns.pfspace.size(); i++)