diff --git a/desktop/kde/applications/ktnef/files/qt5.patch b/desktop/kde/applications/ktnef/files/qt5.patch
new file mode 100644
index 0000000000..59e11692e5
--- /dev/null
+++ b/desktop/kde/applications/ktnef/files/qt5.patch
@@ -0,0 +1,12 @@
+diff -Nuar a/CMakeLists.txt b/CMakeLists.txt
+--- a/CMakeLists.txt	2017-12-08 04:01:55.000000000 +0300
++++ b/CMakeLists.txt	2017-12-16 22:11:14.110618003 +0300
+@@ -26,7 +26,7 @@
+ set(CALENDARCORE_LIB_VERSION "5.7.0")
+ set(CALENDARUTILS_LIB_VERSION "5.7.0")
+ set(KCONTACTS_LIB_VERSION "5.7.0")
+-set(QT_REQUIRED_VERSION "5.8.0")
++set(QT_REQUIRED_VERSION "5.7.1")
+ ecm_setup_version(PROJECT VARIABLE_PREFIX KTNEF
+                         VERSION_HEADER "${CMAKE_CURRENT_BINARY_DIR}/ktnef_version.h"
+                         PACKAGE_VERSION_FILE "${CMAKE_CURRENT_BINARY_DIR}/KF5TnefConfigVersion.cmake"
diff --git a/desktop/kde/applications/ktnef/pspec.xml b/desktop/kde/applications/ktnef/pspec.xml
index 264f2200ce..0a86e81705 100644
--- a/desktop/kde/applications/ktnef/pspec.xml
+++ b/desktop/kde/applications/ktnef/pspec.xml
@@ -28,6 +28,9 @@
             <Dependency>kcalutils-devel</Dependency>
             <Dependency>kcontacts-devel</Dependency>
         </BuildDependencies>
+        <Patches>
+            <Patch>qt5.patch</Patch>
+        </Patches>
     </Source>
 
     <Package>