diff --git a/ShellB3/shallbethree.sh b/ShellB3/shallbethree.sh
index eb79b40179b09ec91756e61af8c2b46fc18dd1eb..d3f901f2610f3bafe03a85760186960cea351a9b 100755
--- a/ShellB3/shallbethree.sh
+++ b/ShellB3/shallbethree.sh
@@ -1979,7 +1979,7 @@ if isDarwin ; then
       export SB3FFLAGS="--sysroot=${SYSROOT} ${CPUFLAGS} -B ${SYSROOT}/usr/lib/system -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}"
       export SB3CFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}"
       export SB3CXXFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET} -stdlib=libc++"
-      export SB3LDFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -lc++ -lc++abi -headerpad_max_install_names -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}" #--sysroot=$SYSROOT"
+      export SB3LDFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -lc++ -lc++abi -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}" #--sysroot=$SYSROOT"
       export SB3CPPFLAGS="-stdlib=libc++ -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}" #--sysroot=$SYSROOT"
       export SYS_FORBIDDENLIBS="libstdc++"
       export USE_SYS_ZLIB=YES
@@ -1993,9 +1993,9 @@ if isDarwin ; then
       export SB3FFLAGS="--sysroot=${SYSROOT} ${CPUFLAGS} -B ${SYSROOT}/usr/lib/system -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}"
       export SB3CFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}"
       export SB3CXXFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET} -stdlib=libc++"
-      export SB3LDFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -lc++ -lc++abi -headerpad_max_install_names -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}" #--sysroot=$SYSROOT"
+      export SB3LDFLAGS="-isysroot ${SYSROOT} ${CPUFLAGS} -lc++ -lc++abi -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}" #--sysroot=$SYSROOT"
       export SB3CPPFLAGS="-stdlib=libc++ -mmacosx-version-min=${MACOSX_DEPLOYMENT_TARGET}" #--sysroot=$SYSROOT"
-      export SYS_FORBIDDENLIBS="libstdc++"
+      export SYS_FORBIDDENLIBS="libstdc++,libblas,libcblas,liblapack,libgrib_api"
       export USE_SYS_ZLIB=YES
       export USE_SYS_SQLITE=YES USE_SYS_CURL=YES
       export USE_PORTABLE_LIBTOOL=YES