diff --git a/public/language/en-GB/modules.json b/public/language/en-GB/modules.json
index d348e75e7c..43df181a1b 100644
--- a/public/language/en-GB/modules.json
+++ b/public/language/en-GB/modules.json
@@ -87,6 +87,13 @@
 	"composer.uploading": "Uploading %1",
 	"composer.formatting.bold": "Bold",
 	"composer.formatting.italic": "Italic",
+	"composer.formatting.heading": "Heading",
+	"composer.formatting.heading1": "Heading 1",
+	"composer.formatting.heading2": "Heading 2",
+	"composer.formatting.heading3": "Heading 3",
+	"composer.formatting.heading4": "Heading 4",
+	"composer.formatting.heading5": "Heading 5",
+	"composer.formatting.heading6": "Heading 6",
 	"composer.formatting.list": "List",
 	"composer.formatting.strikethrough": "Strikethrough",
 	"composer.formatting.code": "Code",