diff --git a/Formula/pyside.rb b/Formula/pyside.rb
index 7b6abf6c69..172f025b2c 100644
--- a/Formula/pyside.rb
+++ b/Formula/pyside.rb
@@ -9,7 +9,13 @@ class Pyside < Formula
   depends_on 'cmake' => :build
   depends_on :python => :recommended
   depends_on :python3 => :optional
-  depends_on 'shiboken' => 'with-python3' if build.with? 'python3'
+
+  if build.with? 'python3'
+    depends_on 'shiboken' => 'with-python3'
+  else
+    depends_on 'shiboken'
+  end
+
   depends_on 'qt'
 
   def install