diff --git a/packages/node_modules/@node-red/registry/lib/installer.js b/packages/node_modules/@node-red/registry/lib/installer.js
index 7e15e5a94..19cdd7e27 100644
--- a/packages/node_modules/@node-red/registry/lib/installer.js
+++ b/packages/node_modules/@node-red/registry/lib/installer.js
@@ -136,7 +136,7 @@ function installModule(module,version,url) {
             }
 
             var installDir = settings.userDir || process.env.NODE_RED_HOME || ".";
-            var args = ['install','--no-audit','--no-update-notifier','--no-fund','--save','--save-prefix="~"','--production',installName];
+            var args = ['install','--no-audit','--no-update-notifier','--no-fund','--save','--save-prefix=~','--production',installName];
             log.trace(npmCommand + JSON.stringify(args));
             exec.run(npmCommand,args,{
                 cwd: installDir