diff -Nru haskell-hsopenssl-x509-system-0.1.0.3/debian/changelog haskell-hsopenssl-x509-system-0.1.0.3/debian/changelog
--- haskell-hsopenssl-x509-system-0.1.0.3/debian/changelog	2020-06-14 10:42:59.000000000 +0000
+++ haskell-hsopenssl-x509-system-0.1.0.3/debian/changelog	2022-06-20 02:50:18.000000000 +0000
@@ -1,3 +1,9 @@
+haskell-hsopenssl-x509-system (0.1.0.3-5+rpi1) bookworm-staging; urgency=medium
+
+  * Force C.UTF-8 locale.
+
+ -- Peter Michael Green <plugwash@raspbian.org>  Mon, 20 Jun 2022 02:50:18 +0000
+
 haskell-hsopenssl-x509-system (0.1.0.3-5) unstable; urgency=medium
 
   * Sourceful upload for GHC 8.8
diff -Nru haskell-hsopenssl-x509-system-0.1.0.3/debian/rules haskell-hsopenssl-x509-system-0.1.0.3/debian/rules
--- haskell-hsopenssl-x509-system-0.1.0.3/debian/rules	2016-10-28 09:04:22.000000000 +0000
+++ haskell-hsopenssl-x509-system-0.1.0.3/debian/rules	2022-06-20 02:50:13.000000000 +0000
@@ -1,5 +1,6 @@
 #!/usr/bin/make -f
 
+export LC_ALL=C.UTF-8
 DEB_CABAL_PACKAGE = hsopenssl-x509-system
 DEB_DEFAULT_COMPILER = ghc