diff --git a/scripts/compat/novajoin-ipa-setup b/scripts/compat/novajoin-ipa-setup
new file mode 100755
index 0000000..36bc519
--- /dev/null
+++ b/scripts/compat/novajoin-ipa-setup
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# This script is installed in /usr/libexec for backward compatibility.
+# It calls novajoin-ipa-setup from the default $PATH.
+
+novajoin-ipa-setup $@
diff --git a/setup.cfg b/setup.cfg
index 62a7a6d..78556a2 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -34,6 +34,7 @@ data_files =
     /etc/novajoin =
         files/join-api-paste.ini
         files/cloud-config-novajoin.json
+    /usr/libexec = scripts/compat/novajoin-ipa-setup
     /usr/share/man/man1 =
         man/novajoin-install.1
         man/novajoin-notify.1