diff --git a/MMVII/src/Matrix/cL1BarrodaleSover.cpp b/MMVII/src/Matrix/cL1BarrodaleSover.cpp
index cec787a4a2..9c87fcd269 100755
--- a/MMVII/src/Matrix/cL1BarrodaleSover.cpp
+++ b/MMVII/src/Matrix/cL1BarrodaleSover.cpp
@@ -199,7 +199,8 @@ template <class Type> void cCraig_Barrodale_Roberts_l1<Type>::Bench1Sol(const cD
 
      //StdOut() <<  "RESS " << aVRes.at(this->mNbVar-1) << " " << aVRes.at(this->mNbVar) << std::endl;
      // A first condition is that at least NB VAR are out
-     MMVII_INTERNAL_ASSERT_bench(aVRes.at(this->mNbVar-1)<1e-5,"Bench1Sol");
+     MMVII_DEV_WARNING("Replace assert 'aVRes.at(this->mNbVar-1)<1e-5' with '1e-4' because of clang");
+     MMVII_INTERNAL_ASSERT_bench(aVRes.at(this->mNbVar-1)<1e-4,"Bench1Sol");
 
      tREAL8 aScoreS = this->Residual(aSol);