diff --git a/kf5-kunitconversion.spec b/kf5-kunitconversion.spec
index 5ac7665..04002a2 100644
--- a/kf5-kunitconversion.spec
+++ b/kf5-kunitconversion.spec
@@ -8,7 +8,7 @@ Summary: KDE Frameworks 5 Tier 2 addon for unit conversions
 License: LGPLv2+
 URL:     https://invent.kde.org/frameworks/%{framework}
 
-%global majmin %(echo %{version} | cut -d. -f1-2)
+%global majmin %majmin_ver_kf5
 %global stable %stable_kf5
 Source0: http://download.kde.org/%{stable}/frameworks/%{majmin}/%{framework}-%{version}.tar.xz