ac9a8cb687958d1caf05e69bc7aa5f4297383c09

 1diff --git a/plugins/npm/npm.plugin.zsh b/plugins/npm/npm.plugin.zsh
 2index 30b91ec9c81dc6791b8f391c78f0333083fec6bf..02e4f3e93f0deffbcf4ffbd93a045c294974d830 100644
 3--- a/plugins/npm/npm.plugin.zsh
 4+++ b/plugins/npm/npm.plugin.zsh
 5@@ -2,10 +2,13 @@
 6     __NPM_COMPLETION_FILE="${ZSH_CACHE_DIR}/npm_completion"
 7 
 8     if [[ ! -f $__NPM_COMPLETION_FILE ]]; then
 9-        npm completion >! $__NPM_COMPLETION_FILE || rm -f $__NPM_COMPLETION_FILE
10+        npm completion >! $__NPM_COMPLETION_FILE 2>/dev/null
11+        [[ $? -ne 0 ]] && rm -f $__NPM_COMPLETION_FILE
12     fi
13 
14-    source $__NPM_COMPLETION_FILE
15+    [[ -f $__NPM_COMPLETION_FILE ]] && source $__NPM_COMPLETION_FILE
16+
17+    unset __NPM_COMPLETION_FILE
18 }
19 
20 # Install dependencies globally