diff --git a/fwts.spec b/fwts.spec
index 38b01c5..25e6b4e 100644
--- a/fwts.spec
+++ b/fwts.spec
@@ -30,6 +30,7 @@ BuildRequires:  autoconf
 BuildRequires:  automake
 BuildRequires:  bison
 BuildRequires:  flex
+BuildRequires:  libfdt-devel
 BuildRequires:  libtool
 BuildRequires:  pkgconfig
 BuildRequires:  pkgconfig(gio-2.0)