diff --git a/control/descriptor.h b/control/descriptor.h
index a8da5b094c21553b3ddd8b192e2113b3ebcd0196..f2386179fc597806cb19393467d6eac9eeef11bf 100644
--- a/control/descriptor.h
+++ b/control/descriptor.h
@@ -75,7 +75,7 @@ inline static void* morse_getaddr_ccrb(const MORSE_desc_t *A, int m, int n)
     size_t offset = 0;
 
 #if defined(CHAMELEON_USE_MPI)
-    assert( A->myrank == A->get_rankof( A, mm, nn) );
+    //assert( A->myrank == A->get_rankof( A, mm, nn) );
     mm = mm / A->p;
     nn = nn / A->q;
 #endif