diff --git a/desktop/kde/applications/libkdepim/files/qt5.patch b/desktop/kde/applications/libkdepim/files/qt5.patch
new file mode 100644
index 0000000000..3b7feda924
--- /dev/null
+++ b/desktop/kde/applications/libkdepim/files/qt5.patch
@@ -0,0 +1,25 @@
+diff -Nuar a/CMakeLists.txt b/CMakeLists.txt
+--- a/CMakeLists.txt	2017-12-08 04:04:03.000000000 +0300
++++ b/CMakeLists.txt	2017-12-16 22:15:57.334597567 +0300
+@@ -25,7 +25,7 @@
+ 
+ set(LIBKDEPIM_LIB_VERSION ${PIM_VERSION})
+ set(AKONADICONTACT_LIB_VERSION "5.7.0")
+-set(QT_REQUIRED_VERSION "5.8.0")
++set(QT_REQUIRED_VERSION "5.7.1")
+ set(KLDAP_LIB_VERSION "5.7.0")
+ set(KCONTACTS_LIB_VERSION "5.7.0")
+ set(AKONADISEARCH_LIB_VERSION "5.7.0")
+diff -Nuar a/src/libkdepimakonadi/addressline/addresslineedit/addresseelineedit_p.cpp b/src/libkdepimakonadi/addressline/addresslineedit/addresseelineedit_p.cpp
+--- a/src/libkdepimakonadi/addressline/addresslineedit/addresseelineedit_p.cpp	2017-12-04 13:20:38.000000000 +0300
++++ b/src/libkdepimakonadi/addressline/addresslineedit/addresseelineedit_p.cpp	2017-12-16 22:23:46.137563740 +0300
+@@ -498,7 +498,9 @@
+             break;
+         }
+         //else: fall-through to the CompletionPopup case
++#if QT_VERSION >= QT_VERSION_CHECK(5,8,0)
+         Q_FALLTHROUGH();
++#endif
+ 
+     case KCompletion::CompletionPopup:
+     {
diff --git a/desktop/kde/applications/libkdepim/pspec.xml b/desktop/kde/applications/libkdepim/pspec.xml
index 303117a143..dc89aa3ba8 100644
--- a/desktop/kde/applications/libkdepim/pspec.xml
+++ b/desktop/kde/applications/libkdepim/pspec.xml
@@ -45,6 +45,9 @@
             <Dependency>akonadi-search-devel</Dependency>
             <Dependency>akonadi-mime-devel</Dependency>
         </BuildDependencies>
+        <Patches>
+            <Patch>qt5.patch</Patch>
+        </Patches>
     </Source>
 
     <Package>
@@ -101,9 +104,9 @@
 
     <History>
         <Update release="14">
-            <Date>2017-12-15</Date>
+            <Date>2017-12-16</Date>
             <Version>17.12.0</Version>
-            <Comment>Version bump.</Comment>
+            <Comment>Version bump</Comment>
             <Name>Mustafa Cinasal</Name>
             <Email>muscnsl@gmail.com</Email>
         </Update>