diff --git a/freecad.spec b/freecad.spec
index 90a18ef..2ba1179 100644
--- a/freecad.spec
+++ b/freecad.spec
@@ -33,6 +33,7 @@ BuildRequires:	pkgconfig(python) >= 2.5
 BuildRequires:  pkgconfig(python3)
 BuildRequires:	pkgconfig(shiboken)
 BuildRequires:	pkgconfig(xerces-c) >= 2.6
+BuildRequires:  pkgconfig(yaml-cpp)
 BuildRequires:	pyside-tools
 BuildRequires:	python-matplotlib
 BuildRequires:	python-vtk