diff --git a/packages/paper-icon-theme/debian/postinst b/packages/paper-icon-theme/debian/postinst
new file mode 100644
index 0000000000000000000000000000000000000000..7a74ffca4949417ca767b0e40633e7cffe872dbb
--- /dev/null
+++ b/packages/paper-icon-theme/debian/postinst
@@ -0,0 +1,8 @@
+#! /bin/sh
+set -e
+
+if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
+  update-alternatives --install /usr/share/icons/default/index.theme \
+      x-cursor-theme /usr/share/icons/Paper/cursor.theme 150
+fi
+