diff --git a/composer/base/locale/en-US/composer/composer.properties b/composer/base/locale/en-US/composer/composer.properties
new file mode 100644
index 00000000000..d28a8fe1685
--- /dev/null
+++ b/composer/base/locale/en-US/composer/composer.properties
@@ -0,0 +1,5 @@
+untitled=(Untitled)
+titleModifier=Composer
+# in the following string, %t represents the title of the page or its URL
+# and %b the titleModifier above
+titleFormat=%S - %S