diff --git a/config/chroot_local-includes/usr/local/bin/tails-security-check b/config/chroot_local-includes/usr/local/bin/tails-security-check
index ffcfe392ec2c02effe302d148220bbe623387276..970b0408b79a2d139f1f98ca0eb9da4dc9e9e747 100755
--- a/config/chroot_local-includes/usr/local/bin/tails-security-check
+++ b/config/chroot_local-includes/usr/local/bin/tails-security-check
@@ -41,10 +41,6 @@ use Try::Tiny;
 use XML::Atom;
 use XML::Atom::Feed;
 
-### initialization
-
-POSIX::setlocale(&POSIX::LC_MESSAGES, '');
-
 ### configuration
 
 my $default_base_url = 'https://tails.boum.org/security/';
diff --git a/config/chroot_local-includes/usr/local/lib/tails-htp-notify-user b/config/chroot_local-includes/usr/local/lib/tails-htp-notify-user
index 437aa330a076b44e34ac12e73208b2c52cc6638c..5a6cdd414929390c043475fd20e249cb2bc9cef5 100755
--- a/config/chroot_local-includes/usr/local/lib/tails-htp-notify-user
+++ b/config/chroot_local-includes/usr/local/lib/tails-htp-notify-user
@@ -30,7 +30,6 @@ use Locale::TextDomain 'tails';
 
 ### initialization
 
-POSIX::setlocale(&POSIX::LC_MESSAGES, '');
 my $htp_done_file    = '/run/htpdate/done';
 my $htp_success_file = '/run/htpdate/success';
 my $htp_log_file     = '/var/log/htpdate.log';
diff --git a/config/chroot_local-includes/usr/local/lib/tails-virt-notify-user b/config/chroot_local-includes/usr/local/lib/tails-virt-notify-user
index c505afc0bbb2d8de2c08bc12c0070af173d28264..aacea60b0c2527341f05abaf20340bfc69006375 100755
--- a/config/chroot_local-includes/usr/local/lib/tails-virt-notify-user
+++ b/config/chroot_local-includes/usr/local/lib/tails-virt-notify-user
@@ -28,10 +28,6 @@ use IPC::System::Simple qw{capturex $EXITVAL};
 use Locale::TextDomain 'tails';
 use Net::DBus::Reactor;
 
-### initialization
-
-POSIX::setlocale(&POSIX::LC_MESSAGES, '');
-
 ### callbacks
 
 sub action_cb {
diff --git a/config/chroot_local-includes/usr/src/iuk/lib/Tails/IUK/Frontend.pm b/config/chroot_local-includes/usr/src/iuk/lib/Tails/IUK/Frontend.pm
index 1cc889ce2221ac36bd275f257c5d6de312f41c8a..ebba5909340e9021976239d55adab728bc7f999a 100644
--- a/config/chroot_local-includes/usr/src/iuk/lib/Tails/IUK/Frontend.pm
+++ b/config/chroot_local-includes/usr/src/iuk/lib/Tails/IUK/Frontend.pm
@@ -40,7 +40,6 @@ use namespace::clean;
 # Must be after namespace::clean, so that we can use "around" for the "__"
 # function.
 use Locale::TextDomain 'tails';
-POSIX::setlocale(&POSIX::LC_MESSAGES, '');
 
 use MooX::Options;
 
diff --git a/config/chroot_local-includes/usr/src/persistence-setup/lib/Tails/Persistence/Setup.pm b/config/chroot_local-includes/usr/src/persistence-setup/lib/Tails/Persistence/Setup.pm
index 166421df00796989a01902d0a1f099fe747215e5..9dc9f54d9aad5276b616ca29cc206af67af596f4 100644
--- a/config/chroot_local-includes/usr/src/persistence-setup/lib/Tails/Persistence/Setup.pm
+++ b/config/chroot_local-includes/usr/src/persistence-setup/lib/Tails/Persistence/Setup.pm
@@ -47,7 +47,6 @@ use namespace::clean;
 # Must be after namespace::clean, so that we can use "around" for the "__"
 # function.
 use Locale::TextDomain 'tails';
-POSIX::setlocale(&POSIX::LC_MESSAGES, '');
 
 use MooX::Options;