diff --git a/debian/compat b/debian/compat
deleted file mode 100644
index b4de3947675361a7770d29b8982c407b0ec6b2a0..0000000000000000000000000000000000000000
--- a/debian/compat
+++ /dev/null
@@ -1 +0,0 @@
-11
diff --git a/debian/control b/debian/control
index 70500c7e27af48bac3628df1606e68b0e28b8344..d6988c7bddc3d099687747917e9137e48ae7a268 100644
--- a/debian/control
+++ b/debian/control
@@ -2,12 +2,13 @@ Source: postfix-policyd-proxy
 Section: unknown
 Priority: optional
 Maintainer: ale <ale@incal.net>
-Build-Depends: debhelper (>= 11), dh-golang, golang-any
+Build-Depends: debhelper-compat (= 12), dh-golang, golang-any
 Standards-Version: 4.1.3
 XS-Go-Import-Path: git.autistici.org/ai3/tools/postfix-policyd-proxy
 
 Package: postfix-policyd-proxy
 Architecture: any
 Depends: ${shlibs:Depends}, ${misc:Depends}
+Built-Using: ${misc:Built-Using}
 Description: Postfix policyd proxy
  Proxy for postfix policy services, directed by a LDAP backend.
diff --git a/debian/rules b/debian/rules
index 7150d5855a4b5b53f6432c5a46ad8a3444f9f39d..34204861a36727acdfadb56979ce71aeeeb77f0d 100755
--- a/debian/rules
+++ b/debian/rules
@@ -9,4 +9,3 @@ export GO111MODULE := off
 
 override_dh_auto_install:
 	dh_auto_install -- --no-source
-