diff --git a/controllers/uploadController.js b/controllers/uploadController.js
index e95fac7..6412844 100644
--- a/controllers/uploadController.js
+++ b/controllers/uploadController.js
@@ -836,7 +836,7 @@ self.storeFilesToDb = async (req, res, user, infoMap) => {
       })
       .where({
         hash: info.data.hash,
-        size: info.data.size
+        size: String(info.data.size)
       })
       // Select expirydate to display expiration date of existing files as well
       .select('name', 'expirydate')
@@ -861,7 +861,7 @@ self.storeFilesToDb = async (req, res, user, infoMap) => {
       name: info.data.filename,
       original: info.data.originalname,
       type: info.data.mimetype,
-      size: info.data.size,
+      size: String(info.data.size),
       hash: info.data.hash,
       // Only disable if explicitly set to false in config
       ip: config.uploads.storeIP !== false ? req.ip : null,
diff --git a/scripts/migrate.js b/scripts/migrate.js
index 1e5b5e8..4f1a971 100644
--- a/scripts/migrate.js
+++ b/scripts/migrate.js
@@ -70,6 +70,19 @@ const map = {
       })
   }
 
+  const files = await db.table('files')
+    .where('size', 'like', '%.0')
+  if (files.length) {
+    console.log(`Found ${files.length} files with outdated "size" field, converting\u2026`)
+    for (const file of files) {
+      const size = file.size.replace(/\.0$/, '')
+      await db.table('files')
+        .update('size', size)
+        .where('id', file.id)
+      done++
+    }
+  }
+
   let status = 'Database migration was not required.'
   if (done) {
     status = `Completed ${done} database migration task(s).`