diff --git a/utils/R/my.otool b/utils/R/my.otool
index 42df72b39..e5245a92d 100755
--- a/utils/R/my.otool
+++ b/utils/R/my.otool
@@ -109,11 +109,11 @@ replace () {
     else
 	echo $HOME/builds/build64/local/lib/libpardiso720-MACOS-X86-64-RINLA.dylib
 	MKL=/opt/intel/oneapi/mkl/latest/lib
-	if true; then
+	if false; then
 	    echo $(myreadlink $MKL/libmkl_intel_lp64.2.dylib)
 	    echo $(myreadlink $MKL/libmkl_sequential.2.dylib)
 	    echo $(myreadlink $MKL/libmkl_core.2.dylib)
-	    for f in $(echo $MKL/libmkl_avx*.2.dylib) $(echo $MKL/libmkl_vml_avx*.2.dylib); do
+	    for f in $(echo $MKL/libmkl_avx*.2.dylib) $(echo $MKL/libmkl_vml_avx*.2.dylib) $(echo $MKL/libmkl_mc*.dylib); do
 		echo $(myreadlink $f)
 	    done
 	fi