1 files changed, 0 insertions, 1 deletions
diff --git a/ext/extmk.rb b/ext/extmk.rb
index 6c7c7aeab7..2f76e174d5 100755
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -773,7 +773,6 @@ begin
     end
     submakeopts << 'EXTLDFLAGS="$(EXTLDFLAGS)"'
     submakeopts << 'EXTINITS="$(EXTINITS)"'
-    submakeopts << 'UPDATE_LIBRARIES="$(UPDATE_LIBRARIES)"'
     submakeopts << 'SHOWFLAGS='
     mf.macro "SUBMAKEOPTS", submakeopts
     mf.macro "NOTE_MESG", %w[$(RUBY) $(top_srcdir)/tool/lib/colorize.rb skip]