diff --git a/mstflint.spec b/mstflint.spec
index 2b268d3..6c052a5 100644
--- a/mstflint.spec
+++ b/mstflint.spec
@@ -6,7 +6,7 @@ License:	GPLv2+ or BSD
 Group:		Applications/System
 Source:		https://www.openfabrics.org/downloads/%{name}/%{name}-%{version}-1.46.gb1cdaf7.tar.gz
 Url:		https://www.openfabrics.org
-BuildRequires:	libstdc++-devel, zlib-devel
+BuildRequires:	libstdc++-devel, zlib-devel, libibmad-devel
 Obsoletes:	openib-mstflint <= 1.4 openib-tvflash <= 0.9.2 tvflash <= 0.9.0
 ExcludeArch:	s390