diff --git a/libetonyek.spec b/libetonyek.spec
index 6a1b40b..ac278c7 100644
--- a/libetonyek.spec
+++ b/libetonyek.spec
@@ -27,7 +27,7 @@ BuildRequires: pkgconfig(librevenge-0.0)
 BuildRequires: pkgconfig(librevenge-generators-0.0)
 BuildRequires: pkgconfig(librevenge-stream-0.0)
 BuildRequires: pkgconfig(libxml-2.0)
-BuildRequires: pkgconfig(mdds-2.0)
+BuildRequires: pkgconfig(mdds-2.1)
 BuildRequires: pkgconfig(zlib)
 
 %description