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-rw-r--r--docs/content/configuring-npm/package-json.md3
1 files changed, 2 insertions, 1 deletions
diff --git a/docs/content/configuring-npm/package-json.md b/docs/content/configuring-npm/package-json.md
index b7759f482..ccdbe041f 100644
--- a/docs/content/configuring-npm/package-json.md
+++ b/docs/content/configuring-npm/package-json.md
@@ -740,7 +740,8 @@ If a dependency can be used, but you would like npm to proceed if it cannot be
found or fails to install, then you may put it in the `optionalDependencies`
object. This is a map of package name to version or url, just like the
`dependencies` object. The difference is that build failures do not cause
-installation to fail.
+installation to fail. Running `npm install --no-optional` will prevent these
+dependencies from being installed.
It is still your program's responsibility to handle the lack of the
dependency. For example, something like this: