diff --git a/Ressources-Onelab/Poisson/poisson/poisson.pro b/Ressources-Onelab/Poisson/poisson/poisson.pro
index 024b564459ad7a9d75123389500d411fc4d43e4c..5eeff450d504b0fedcadc4d0a3e4e4c0d5a91b5e 100644
--- a/Ressources-Onelab/Poisson/poisson/poisson.pro
+++ b/Ressources-Onelab/Poisson/poisson/poisson.pro
@@ -96,13 +96,13 @@ Formulation {
     
     Equation {
   
-      Galerkin { [ Dof{Grad u}  , {Grad u} ] ;
+      Integral { [ Dof{Grad u}  , {Grad u} ] ;
 	In Domaine ; Jacobian Jvol ; Integration Integ ; }
 
-      Galerkin { [  -beta[] , {u} ] ;
+      Integral { [  -beta[] , {u} ] ;
 	In Source ; Jacobian Jvol ; Integration Integ ; }
       
-      Galerkin { [ -gamma[] , {u} ] ; 
+      Integral { [ -gamma[] , {u} ] ; 
       	In Neumann ; Jacobian Jvol ; Integration Integ ; }
     }
   }