diff --git a/ksystemlog.spec b/ksystemlog.spec
index febae18..9e7b179 100644
--- a/ksystemlog.spec
+++ b/ksystemlog.spec
@@ -34,6 +34,7 @@ BuildRequires:  cmake(KF5KIO) >= 5.0.0
 BuildRequires:  cmake(KF5TextWidgets) >= 5.0.0
 BuildRequires:  cmake(KF5WidgetsAddons) >= 5.0.0
 BuildRequires:  cmake(KF5XmlGui) >= 5.0.0
+BuildRequires:  cmake(Qt5Concurrent) >= 5.2.0
 BuildRequires:  cmake(Qt5Core) >= 5.2.0
 BuildRequires:  cmake(Qt5PrintSupport) >= 5.2.0
 BuildRequires:  cmake(Qt5Test) >= 5.2.0