diff --git a/README.md b/README.md
index 02edda7..45b58de 100644
--- a/README.md
+++ b/README.md
@@ -85,6 +85,18 @@ repeat: spaced every 14 days in the evening
 You can also use the _Repeat this note..._ modal to adjust the repetition time.
 
 
+### The `hidden` Field
+
+If you want your note's content to be blurred during reviews, add the `hidden`
+metadata flag:
+
+```
+hidden: true
+```
+
+When you click the blurred content, it will be revealed. This allows you to
+build limited flashcards with the plugin.
+
 ## Similar Software
 
 * [msipos/mind-palace: Mind palace: mnemonic note taking system.](https://github.com/msipos/mind-palace)
diff --git a/manifest.json b/manifest.json
index ced8ed6..a582196 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
   "id": "repeat-plugin",
   "name": "Repeat",
-  "version": "1.3.3",
+  "version": "1.4.0",
   "minAppVersion": "1.0.0",
   "description": "Review notes using periodic or spaced repetition.",
   "author": "Andre Perunicic",
diff --git a/package.json b/package.json
index cfa7606..1188230 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "obsidian-repeat-plugin",
-  "version": "1.3.3",
+  "version": "1.4.0",
   "description": "An Obsidian plugin to review notes using periodic or spaced repetition.",
   "main": "./src/main.ts",
   "scripts": {
diff --git a/versions.json b/versions.json
index dc58e51..a866bf2 100644
--- a/versions.json
+++ b/versions.json
@@ -7,5 +7,6 @@
   "1.3.0": "1.0.0",
   "1.3.1": "1.0.0",
   "1.3.2": "1.0.0",
-  "1.3.3": "1.0.0"
+  "1.3.3": "1.0.0",
+  "1.4.0": "1.0.0"
 }