diff --git a/integrators/_forms/_bilinearForms/bulkDMI.py b/integrators/_forms/_bilinearForms/bulkDMI.py
index 0725375924b96f3273cb0ad8c2713b9e80ab0e6c..91d983d60792d9b20ca67aaa2a5c9ae52c0b9ab7 100644
--- a/integrators/_forms/_bilinearForms/bulkDMI.py
+++ b/integrators/_forms/_bilinearForms/bulkDMI.py
@@ -6,7 +6,7 @@
 def BulkDMI(psi, phi, Dpsi, Dphi):
   from commics._tools.algebra import InnerProd, CrossProd, Curl
   
-  return InnerProd(Curl(Dpsi), phi) + InnerProd(phi, Curl(Dphi))
+  return InnerProd(Curl(Dpsi), phi) + InnerProd(psi, Curl(Dphi))
 
 
 ################################################################################