diff --git a/extra/glib/build b/extra/glib/build
index b63bb2e9..95d5f541 100755
--- a/extra/glib/build
+++ b/extra/glib/build
@@ -1,7 +1,5 @@
 #!/bin/sh -e
 
-export DESTDIR="$1"
-
 # Remove 'libelf' dependency.
 sed 's/HAVE_LIBELF/HAVE_KISS/' gio/meson.build > _
 mv -f _ gio/meson.build