diff --git a/Formula/zbackup.rb b/Formula/zbackup.rb
index 3d6c3611bd..67eaee84ba 100644
--- a/Formula/zbackup.rb
+++ b/Formula/zbackup.rb
@@ -5,10 +5,8 @@ class Zbackup < Formula
   url 'https://github.com/zbackup/zbackup/archive/1.2.tar.gz'
   sha1 'e87dfaeeeea0d59f4af00d3ce248aaabf1a25cb9'
 
-  option 'with-brewed-openssl', 'Build with Homebrew OpenSSL instead of the system version'
-
   depends_on 'cmake' => :build
-  depends_on 'openssl' if MacOS.version <= :leopard or build.with? 'brewed-openssl'
+  depends_on 'openssl'
   depends_on 'protobuf'
   depends_on 'xz' # get liblzma compression algorithm library from XZutils