diff --git a/breeze6/breeze6.spec b/breeze6/breeze6.spec
index 04b7b63..0b43a38 100644
--- a/breeze6/breeze6.spec
+++ b/breeze6/breeze6.spec
@@ -107,7 +107,9 @@ This is a meta package, it does not contain any file
 EOF
 
 %build
-%cmake_kf6
+%cmake_kf6 \
+  -DBUILD_QT6:BOOL=TRUE \
+  -DBUILD_QT5:BOOL=FALSE
 
 %kf6_build