diff --git a/desktop/kde/applications/kcalutils/pspec.xml b/desktop/kde/applications/kcalutils/pspec.xml
index 34ace1f747..ea72c82ebf 100644
--- a/desktop/kde/applications/kcalutils/pspec.xml
+++ b/desktop/kde/applications/kcalutils/pspec.xml
@@ -31,6 +31,9 @@
             <Dependency>kdoctools-devel</Dependency>
             <Dependency>extra-cmake-modules</Dependency>
         </BuildDependencies>
+        <Patches>
+            <Patch>qt5.patch</Patch>
+        </Patches>
     </Source>
 
     <Package>