diff --git a/autogen.sh b/autogen.sh
index 15729eb..23eeb69 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,11 +1,9 @@
-#!/bin/sh
+#!/bin/sh -v
 #
 # Run an extra libtoolize before autoreconf to ensure that
 # libtool macros can be found if libtool is in PATH, but its
 # macros are not in default aclocal search path.
 #
-echo "Running libtoolize --automake --copy ... "
 libtoolize --automake --copy || exit
-echo "Running autoreconf --verbose --install"
-autoreconf --verbose --install || exit
+autoreconf --force --verbose --install || exit
 echo "Now run ./configure."
diff --git a/debian/control b/debian/control
index efc88ec..3bf0c4e 100644
--- a/debian/control
+++ b/debian/control
@@ -9,6 +9,8 @@ Build-Depends:
   python3-ply,
   python3-sphinx
 
+Replaces: flux-core (<= 0.73.0)
+Breaks: flux-core (<= 0.73.0)
 Homepage: https://github.com/flux-framework/flux-foundry
 Package: flux-foundry
 Architecture: any