Don't install already-installed stuff unless explicitly named.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/install.js b/lib/install.js
index cee479baa..6475fbfa8 100644
--- a/lib/install.js
+++ b/lib/install.js
@@ -216,7 +216,7 @@ function targetResolver (where, previously, explicit) {
     }, to++)
     // now we know what's been installed here manually,
     // or tampered with in some way that npm doesn't want to overwrite.
-    if (alreadyInstalledManually.indexOf(what) !== -1) {
+    if (alreadyInstalledManually.indexOf(what.split("@").shift()) !== -1) {
       log("skipping "+what, "already installed manually in "+where)
       return cb(null, [])
     }