diff --git a/examples/modules/csm/examples/spring/spring.cfg b/examples/modules/csm/examples/spring/spring.cfg
index aed2b3ef..fab7e113 100644
--- a/examples/modules/csm/examples/spring/spring.cfg
+++ b/examples/modules/csm/examples/spring/spring.cfg
@@ -3,7 +3,6 @@ directory=toolboxes/solid/spring/
 
 [solid]
 json.filename=$cfgdir/spring.json
-mesh.filename=girder:{file:5b03dfcbb0e957402704806d}
 mesh.scale=1e-2
 gmsh.partition=1
 
diff --git a/examples/modules/csm/examples/spring/spring.json b/examples/modules/csm/examples/spring/spring.json
index 4399bde8..8aacc7f2 100644
--- a/examples/modules/csm/examples/spring/spring.json
+++ b/examples/modules/csm/examples/spring/spring.json
@@ -5,7 +5,7 @@
   "Metadata":
   {
       "version": "1",
-      "author": [""],
+      "author": ["vincentchabannes","prudhomm","lberti","jobinhio"],
       "date": "23/09/2022",
       "references":[""]
   },
@@ -13,7 +13,11 @@
   {
     "solid":
     {
-      "equations":"Elasticity" // "Elasticity", "Hyper-Elasticity"
+      "setup":
+      {
+        "equations":"Elasticity", // "Elasticity", "Hyper-Elasticity"
+        "body-forces":"{0,0,-gravity*7850}:gravity"
+      }
     }  
   },
   "Meshes":
@@ -61,13 +65,6 @@
       {
         "markerBottom":{ "expr":"{0,0,-dispImposed}:dispImposed" }, // imposed displacement -> pulled down end of the spring
         "markerTop":{ "expr":"{0,0,0}" } // imposed displacement (zero) -> fixed end of the spring
-      },
-      "VolumicForces":
-      {
-        "lumenVolume":
-        {
-          "expr":"{0,0,-gravity*7850}:gravity"
-        }
       }
     }
   },