diff --git a/Eigen/src/LU/arch/Inverse_SSE.h b/Eigen/src/LU/arch/Inverse_SSE.h
index 371861aa5..30ce81af7 100644
--- a/Eigen/src/LU/arch/Inverse_SSE.h
+++ b/Eigen/src/LU/arch/Inverse_SSE.h
@@ -127,7 +127,7 @@ struct ei_compute_inverse_size4<Architecture::SSE, float, MatrixType, ResultType
     det    = _mm_add_ss(_mm_shuffle_ps(det, det, 0xB1), det);
     // tmp1= _mm_rcp_ss(det);
     // det= _mm_sub_ss(_mm_add_ss(tmp1, tmp1), _mm_mul_ss(det, _mm_mul_ss(tmp1, tmp1)));
-    det    = _mm_div_ps(ei_pset1<float>(1.0f), det); // <--- yay, one original line not copied from Intel
+    det    = _mm_div_ss(_mm_set_ss(1.0f), det); // <--- yay, one original line not copied from Intel
     det    = _mm_shuffle_ps(det, det, 0x00);
     // warning, Intel's variable naming is very confusing: now 'det' is 1/det !
 
diff --git a/test/prec_inverse_4x4.cpp b/test/prec_inverse_4x4.cpp
index 8b7dbd8e7..e1b05aa0d 100644
--- a/test/prec_inverse_4x4.cpp
+++ b/test/prec_inverse_4x4.cpp
@@ -30,7 +30,6 @@ template<typename MatrixType> void inverse_permutation_4x4()
 {
   typedef typename MatrixType::Scalar Scalar;
   typedef typename MatrixType::RealScalar RealScalar;
-  double error_max = 0.;
   Vector4i indices(0,1,2,3);
   for(int i = 0; i < 24; ++i)
   {