diff --git a/gammaray.spec b/gammaray.spec
index ba5e941..9fa5299 100644
--- a/gammaray.spec
+++ b/gammaray.spec
@@ -38,6 +38,7 @@ BuildRequires:  libQt5Network-private-headers-devel >= 5.2.0
 BuildRequires:  libqt5-qt3d-devel >= 5.2.0
 BuildRequires:  libqt5-qtbase-doc >= 5.2.0
 BuildRequires:  libqt5-qtdeclarative-private-headers-devel >= 5.2.0
+BuildRequires:  libqt5-qtdoc >= 5.2.0
 BuildRequires:  libqt5-qtwayland-devel >= 5.2.0
 BuildRequires:  libxml2-devel
 BuildRequires:  python-devel