diff --git a/build_tools/osx_package_scripts/preinstall b/build_tools/osx_package_scripts/preinstall
index fcb5e8411..359174617 100755
--- a/build_tools/osx_package_scripts/preinstall
+++ b/build_tools/osx_package_scripts/preinstall
@@ -1,7 +1,7 @@
 #!/bin/sh -x
 
 echo "Removing any previous installation"
-pkgutil --pkg-info ${INSTALL_PKG_SESSION_ID} && pkgutil pkgutil --only-files --files ${INSTALL_PKG_SESSION_ID} | while read installed
+pkgutil --pkg-info ${INSTALL_PKG_SESSION_ID} && pkgutil --only-files --files ${INSTALL_PKG_SESSION_ID} | while read installed
      do rm -v ${DSTVOLUME}${installed}
 done
 echo "... removed"