diff --git a/mozilla/build/package/debian/mozilla-editor.files b/mozilla/build/package/debian/mozilla-editor.files
index fdb65834b5e..26572b15e1e 100644
--- a/mozilla/build/package/debian/mozilla-editor.files
+++ b/mozilla/build/package/debian/mozilla-editor.files
@@ -1,2 +1,3 @@
 usr/lib/mozilla/components/libeditor.so
+usr/lib/mozilla/components/libcomposer.so
 usr/lib/mozilla/chrome/editor
diff --git a/mozilla/xpinstall/packager/packages-unix b/mozilla/xpinstall/packager/packages-unix
index 02370db9288..6cb99e2a1f3 100644
--- a/mozilla/xpinstall/packager/packages-unix
+++ b/mozilla/xpinstall/packager/packages-unix
@@ -106,6 +106,7 @@ bin/components/libcaps.so
 bin/components/libchardet.so
 bin/components/libchrome.so
 bin/components/libcookie.so
+bin/components/libcomposer.so
 bin/components/libdocshell.so
 bin/components/libeditor.so
 bin/components/libembedcomponents.so
diff --git a/mozilla/xpinstall/packager/packages-win b/mozilla/xpinstall/packager/packages-win
index 657fc90daea..eef10d507d8 100644
--- a/mozilla/xpinstall/packager/packages-win
+++ b/mozilla/xpinstall/packager/packages-win
@@ -92,6 +92,7 @@ bin\components\chrome.dll
 bin\components\chrome.xpt
 bin\components\cookie.dll
 bin\components\cookie.xpt
+bin\components\composer.dll
 bin\components\docshell.dll
 bin\components\docshell_base.xpt
 bin\components\jsdom.dll