diff --git a/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot b/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot
index 25110eda..01603ec2 100644
--- a/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot
+++ b/debian-live-config/config/hooks/normal/9999-wrolpi.hook.chroot
@@ -4,6 +4,12 @@
 set -e
 set -x
 
+# Generate and set default locale to avoid perl warnings.
+# Users can change this later via: sudo dpkg-reconfigure locales
+locale-gen en_US.UTF-8
+update-locale LANG=en_US.UTF-8
+export LANG=en_US.UTF-8
+
 cat >>/etc/profile <<'EOF'
 alias ll='ls -lh'
 alias la='ll -a'
diff --git a/pi-gen/stage2/04-wrolpi/03-run-chroot.sh b/pi-gen/stage2/04-wrolpi/03-run-chroot.sh
index 1b850be7..a6b954ac 100755
--- a/pi-gen/stage2/04-wrolpi/03-run-chroot.sh
+++ b/pi-gen/stage2/04-wrolpi/03-run-chroot.sh
@@ -2,6 +2,13 @@
 set -e
 set -x
 
+# Generate and set default locale to avoid perl warnings.
+# Users can change this later via: sudo raspi-config -> Localisation Options
+# or: sudo dpkg-reconfigure locales
+locale-gen en_US.UTF-8
+update-locale LANG=en_US.UTF-8
+export LANG=en_US.UTF-8
+
 # Use Network Manager for Hotspot.
 apt purge -y hostapd
 apt autoremove -y