diff --git a/db/migrations/0169__convert_h1_to_h2.js b/db/migrations/0169__convert_h1_to_h2.js
new file mode 100644
index 000000000..14696580e
--- /dev/null
+++ b/db/migrations/0169__convert_h1_to_h2.js
@@ -0,0 +1,18 @@
+const repository = require('../../src/services/repository');
+
+module.exports = () => {
+    for (const note of repository.getEntities("SELECT * FROM notes WHERE type = 'text' AND isProtected = 0")) {
+        try {
+            let content = note.getContent();
+
+            content = content
+                .replace(/<h1/ig, "<h2")
+                .replace(/<\/h1/ig, "</h2");
+
+            note.setContent(content);
+        }
+        catch (e) {
+            console.log(`Changing note content for note ${note.noteId} failed with: ${e.message} ${e.stack}`);
+        }
+    }
+};
diff --git a/src/services/app_info.js b/src/services/app_info.js
index 89a95ed9e..e710bd6b6 100644
--- a/src/services/app_info.js
+++ b/src/services/app_info.js
@@ -4,7 +4,7 @@ const build = require('./build');
 const packageJson = require('../../package');
 const {TRILIUM_DATA_DIR} = require('./data_dir');
 
-const APP_DB_VERSION = 168;
+const APP_DB_VERSION = 169;
 const SYNC_VERSION = 16;
 const CLIPPER_PROTOCOL_VERSION = "1.0";