diff -Nru ruby-rspec-3.9.0c2e2m1s3/debian/changelog ruby-rspec-3.9.0c2e2m1s3/debian/changelog
--- ruby-rspec-3.9.0c2e2m1s3/debian/changelog	2020-09-24 21:11:04.000000000 +0000
+++ ruby-rspec-3.9.0c2e2m1s3/debian/changelog	2021-02-14 16:52:45.000000000 +0000
@@ -1,3 +1,9 @@
+ruby-rspec (3.9.0c2e2m1s3-2) unstable; urgency=medium
+
+  * debian/rules: force an UTF-8 locale during the build (Closes: #981850)
+
+ -- Antonio Terceiro <terceiro@debian.org>  Sun, 14 Feb 2021 13:52:45 -0300
+
 ruby-rspec (3.9.0c2e2m1s3-1) unstable; urgency=medium
 
   [ Debian Janitor ]
diff -Nru ruby-rspec-3.9.0c2e2m1s3/debian/control ruby-rspec-3.9.0c2e2m1s3/debian/control
--- ruby-rspec-3.9.0c2e2m1s3/debian/control	2020-09-24 21:11:04.000000000 +0000
+++ ruby-rspec-3.9.0c2e2m1s3/debian/control	2021-02-14 16:52:45.000000000 +0000
@@ -103,6 +103,7 @@
          ${shlibs:Depends}
 Breaks: ruby-rspec-rails (<< 4.0.0~),
 Suggests: ruby-rspec
+Multi-Arch: foreign
 Description: Behaviour Driven Development framework for Ruby - support
  RSpec is a Behaviour Driven Development framework for Ruby. It
  provides a framework for writing and executing examples of how your
diff -Nru ruby-rspec-3.9.0c2e2m1s3/debian/rules ruby-rspec-3.9.0c2e2m1s3/debian/rules
--- ruby-rspec-3.9.0c2e2m1s3/debian/rules	2020-09-24 21:11:04.000000000 +0000
+++ ruby-rspec-3.9.0c2e2m1s3/debian/rules	2021-02-14 16:52:45.000000000 +0000
@@ -4,6 +4,7 @@
 
 export GEM2DEB_TEST_RUNNER = --check-dependencies
 export DH_RUBY == --gem-install
+export LC_ALL = C.UTF-8
 
 MAJOR = $(word 1, $(subst ., ,$(DEB_VERSION_UPSTREAM)))
 MINOR = $(word 2, $(subst ., ,$(DEB_VERSION_UPSTREAM)))