diff --git a/gsoap.spec b/gsoap.spec
index 6e813a9..17f1292 100644
--- a/gsoap.spec
+++ b/gsoap.spec
@@ -38,6 +38,7 @@ BuildRequires:  flex
 BuildRequires:  gcc-c++
 BuildRequires:  libtool
 BuildRequires:  pkg-config
+BuildRequires:  xz
 BuildRequires:  pkgconfig(gnutls)
 BuildRequires:  pkgconfig(libcrypto)
 BuildRequires:  pkgconfig(libssl)