diff --git a/Formula/nginx-full.rb b/Formula/nginx-full.rb
index acbf0f7..1edf655 100644
--- a/Formula/nginx-full.rb
+++ b/Formula/nginx-full.rb
@@ -118,6 +118,7 @@ def self.third_party_modules
   else
     depends_on "openssl"
   end
+  depends_on "perl" if build.with?("perl")
   depends_on "libzip" if build.with?("unzip")
   depends_on "libxml2" if build.with?("xslt")
   depends_on "libxslt" if build.with?("xslt")