diff --git a/configure-commands b/configure-commands
index 66d7b19b..f4c21f30 100755
--- a/configure-commands
+++ b/configure-commands
@@ -3,13 +3,13 @@ WD=$1
 echo $WD
 case $WD in
 build-icpc-avx)
-  CXX=icpc ../configure --enable-simd=AVX CXXFLAGS="-mavx -O3 -I -std=c++11" --enable-comms=none
+  CXX=icpc ../configure --enable-simd=AVX CXXFLAGS="-mavx -O3 -std=c++11" --enable-comms=none
   ;;
 build-icpc-avx512)
-  CXX=icpc ../configure --enable-simd=AVX512 CXXFLAGS="-xCOMMON-AVX512 -O3 -I -std=c++11" --host=none  --enable-comms=none
+  CXX=icpc ../configure --enable-simd=AVX512 CXXFLAGS="-xCOMMON-AVX512 -O3  -std=c++11" --host=none  --enable-comms=none
   ;;
 build-icpc-mic)
-  CXX=icpc ../configure --host=none --enable-simd=AVX512 CXXFLAGS="-mmic -O3 -I -std=c++11" LDFLAGS=-mmic --enable-comms=none
+  CXX=icpc ../configure --host=none --enable-simd=AVX512 CXXFLAGS="-mmic -O3  -std=c++11" LDFLAGS=-mmic --enable-comms=none
   ;;
 build-clang-avx)
 CXX=clang++ ../configure --enable-simd=AVX CXXFLAGS="-mavx -O3 -std=c++11"  --enable-comms=none
diff --git a/lib/simd/Grid_vComplexF.h b/lib/simd/Grid_vComplexF.h
index 5e3ff4dc..ac15d19f 100644
--- a/lib/simd/Grid_vComplexF.h
+++ b/lib/simd/Grid_vComplexF.h
@@ -245,6 +245,7 @@ namespace Grid {
 	     float f[8];  
 	   } u256;
 	   //SWAP lanes
+	   // FIXME .. icc complains with lib/lattice/Grid_lattice_reduction.h (49): (col. 20) warning #13211: Immediate parameter to intrinsic call too large
 	   __m256 t0 = _mm256_permute2f128_ps(in.v, in.v, 1);
 	   __m256 t1 = _mm256_permute_ps(in.v  , 0b11011000);//real (0,2,1,3)
 	   __m256 t2 = _mm256_permute_ps(t0 , 0b10001101);//imag (1,3,0,2)