diff --git a/srcpkgs/Twisted/template b/srcpkgs/Twisted/template
index 3f2baca0734..036c3019dd2 100644
--- a/srcpkgs/Twisted/template
+++ b/srcpkgs/Twisted/template
@@ -44,3 +44,4 @@ Add_dependency full python
 Add_dependency full zope.interface
 Add_dependency full pycrypto
 Add_dependency full pyopenssl
+Add_dependency build python-devel