diff --git a/nvm.sh b/nvm.sh index 626e4f7c78..33f2d8ad95 100644 --- a/nvm.sh +++ b/nvm.sh @@ -4325,7 +4325,11 @@ nvm_supports_xz() { if [ "_${NVM_OS}" = '_darwin' ]; then local MACOS_VERSION MACOS_VERSION="$(sw_vers -productVersion)" - if nvm_version_greater "10.9.0" "${MACOS_VERSION}"; then + if tar --version | command grep -q GNU && ! command which xz >/dev/null 2>&1; then + # On macOS with GNU tar in use, and no xv on the path, xv-compressed + # tarballs aren't supported + return 1 + elif nvm_version_greater "10.9.0" "${MACOS_VERSION}"; then # macOS 10.8 and earlier doesn't support extracting xz-compressed tarballs with tar return 1 fi