diff --git a/Formula/varnish.rb b/Formula/varnish.rb
index d0597a808c..36e790604d 100644
--- a/Formula/varnish.rb
+++ b/Formula/varnish.rb
@@ -6,6 +6,7 @@ class Varnish <Formula
   md5 '8b0d80e47acf4946671c381af55518b9'
 
   depends_on 'pkg-config'
+  depends_on 'pcre'
 
   def skip_clean? path
     # Do not strip varnish binaries: Otherwise, the magic string end pointer isn't found.