diff --git a/extra/atk/build b/extra/atk/build
index f16bc3e8..4f4a7316 100755
--- a/extra/atk/build
+++ b/extra/atk/build
@@ -1,7 +1,5 @@
 #!/bin/sh -e
 
-export DESTDIR="$1"
-
 # Don't build tests.
 sed "/subdir('tests')/d" meson.build > _
 mv -f _ meson.build