diff --git a/README.md b/README.md
index 93d4e3a..a2bc39d 100644
--- a/README.md
+++ b/README.md
@@ -55,7 +55,10 @@ language.
 
 ## Contributing
 
+Contributions are very welcome!
+
 You should start with [the template](template.md). Copy it into the appropriate
 directory, edit it, and submit a PR. You might not want every section, and you
-might want to add extra sections. Correction and elaboration PRs are also very
-welcome.
+might want to add extra sections.
+
+Correction and elaboration PRs are very welcome.
diff --git a/idioms/ctor.md b/idioms/ctor.md
index 623863d..2f876e9 100644
--- a/idioms/ctor.md
+++ b/idioms/ctor.md
@@ -33,5 +33,5 @@ impl<T> Vec<T> {
 
 ## See also
 
-The builder pattern for constructing objects where there are multiple
+The [builder pattern](../patterns/builder.md) for constructing objects where there are multiple
 configurations.