diff --git a/tests/locales/en_US.UTF-8 b/tests/locales/en_US.UTF-8
new file mode 100644
index 0000000..95e2efb
--- /dev/null
+++ b/tests/locales/en_US.UTF-8
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+export RUN_ERR='Run this script in the root of the project'
+export TEST_STR='Testing utility'
diff --git a/tests/test.sh b/tests/test.sh
index 43f6eb8..47a57a3 100755
--- a/tests/test.sh
+++ b/tests/test.sh
@@ -9,11 +9,13 @@
 
 set -e
 
+. "./locales/$LANG"
+
 export BIN=build/bin
 
 if ! ls Makefile >/dev/null 2>&1
 then
-	printf '%s: Run this script in the root of the project.\n' "$0" 1>&2 
+	printf '%s: %s.\n' "$0" "$RUN_ERR" 1>&2 
 	exit 1
 fi
 
@@ -21,7 +23,7 @@ for script in tests/bonsai/*.sh; do
 	export UTIL="$(printf '%s\n' "$script" \
 		| sed -e 's/\.sh//g' -e 's;tests\/bonsai\/;;g')"
 
-	printf '%s: %s: Testing utility.\n' "$0" "$UTIL"
+	printf '%s: %s: %s\n' "$0" "$UTIL" "$TEST_STR"
 	"$script"
 	printf '\n'
 done