diff --git a/liborcus.spec b/liborcus.spec
index bf94101..d25342d 100644
--- a/liborcus.spec
+++ b/liborcus.spec
@@ -13,7 +13,7 @@ Patch0: liborcus-0.7.0-iostream.patch
 BuildRequires: boost-devel
 BuildRequires: help2man
 BuildRequires: pkgconfig(libixion-0.10)
-BuildRequires: pkgconfig(mdds)
+BuildRequires: pkgconfig(mdds) >= 0.12.0
 BuildRequires: pkgconfig(zlib)
 
 %description