1 files changed, 5 insertions, 3 deletions

diff --git a/server/lib/plugins/yarn.ts b/server/lib/plugins/yarn.ts
index 35fe1625f..5fe1c5046 100644
--- a/server/lib/plugins/yarn.ts
+++ b/server/lib/plugins/yarn.ts
@@ -5,12 +5,14 @@ import { CONFIG } from '../../initializers/config'
 import { outputJSON, pathExists } from 'fs-extra'
 import { join } from 'path'
 
-async function installNpmPlugin (name: string, version: string) {
+async function installNpmPlugin (name: string, version?: string) {
   // Security check
   checkNpmPluginNameOrThrow(name)
-  checkPluginVersionOrThrow(version)
+  if (version) checkPluginVersionOrThrow(version)
+
+  let toInstall = name
+  if (version) toInstall += `@${version}`
 
-  const toInstall = `${name}@${version}`
   await execYarn('add ' + toInstall)
 }