diff --git a/pkgs/applications/kde/default.nix b/pkgs/applications/kde/default.nix
index 42a25554ad1a..ee62a9e84e01 100644
--- a/pkgs/applications/kde/default.nix
+++ b/pkgs/applications/kde/default.nix
@@ -124,6 +124,7 @@ let
       kontactinterface = callPackage ./kontactinterface.nix {};
       korganizer = callPackage ./korganizer.nix {};
       kpimtextedit = callPackage ./kpimtextedit.nix {};
+      ksmtp = callPackage ./ksmtp {};
       kqtquickcharts = callPackage ./kqtquickcharts.nix {};
       krdc = callPackage ./krdc.nix {};
       krfb = callPackage ./krfb.nix {};
diff --git a/pkgs/applications/kde/kmailtransport.nix b/pkgs/applications/kde/kmailtransport.nix
index 19ce2ba94f30..c4b7c0ab4327 100644
--- a/pkgs/applications/kde/kmailtransport.nix
+++ b/pkgs/applications/kde/kmailtransport.nix
@@ -1,7 +1,7 @@
 {
   mkDerivation, lib, kdepimTeam,
   extra-cmake-modules, kdoctools,
-  akonadi, akonadi-mime, cyrus_sasl, kcmutils, ki18n, kio, kmime, kwallet,
+  akonadi, akonadi-mime, cyrus_sasl, kcmutils, ki18n, kio, kmime, kwallet, ksmtp
 }:
 
 mkDerivation {
@@ -11,7 +11,7 @@ mkDerivation {
     maintainers = kdepimTeam;
   };
   nativeBuildInputs = [ extra-cmake-modules kdoctools ];
-  buildInputs = [ akonadi kcmutils ki18n kio ];
+  buildInputs = [ akonadi kcmutils ki18n kio ksmtp ];
   propagatedBuildInputs = [ akonadi-mime cyrus_sasl kmime kwallet ];
   outputs = [ "out" "dev" ];
 }
diff --git a/pkgs/applications/kde/ksmtp/0001-Use-KDE_INSTALL_TARGETS_DEFAULT_ARGS-when-installing.patch b/pkgs/applications/kde/ksmtp/0001-Use-KDE_INSTALL_TARGETS_DEFAULT_ARGS-when-installing.patch
new file mode 100644
index 000000000000..74e83761eb7d
--- /dev/null
+++ b/pkgs/applications/kde/ksmtp/0001-Use-KDE_INSTALL_TARGETS_DEFAULT_ARGS-when-installing.patch
@@ -0,0 +1,25 @@
+From 749769232e7387ec8c8f2d3da845d8a6ae7d5977 Mon Sep 17 00:00:00 2001
+From: gnidorah <gnidorah@users.noreply.github.com>
+Date: Fri, 22 Dec 2017 19:32:47 +0300
+Subject: [PATCH] Use KDE_INSTALL_TARGETS_DEFAULT_ARGS when installing targets
+
+---
+ src/CMakeLists.txt | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index 83c2bcb..5f6d47c 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -51,7 +51,7 @@ ecm_generate_headers(KSMTP_CamelCase_HEADERS
+     REQUIRED_HEADERS KSMTP_HEADERS
+ )
+ 
+-install(TARGETS KPimSMTP EXPORT KPimSMTPTargets ${KF5_INSTALL_TARGETS_DEFAULT_ARGS})
++install(TARGETS KPimSMTP EXPORT KPimSMTPTargets ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})
+ 
+ install(FILES
+     ${CMAKE_CURRENT_BINARY_DIR}/ksmtp_export.h
+-- 
+2.15.1
+
diff --git a/pkgs/applications/kde/ksmtp/default.nix b/pkgs/applications/kde/ksmtp/default.nix
new file mode 100644
index 000000000000..6a5f51a17bfe
--- /dev/null
+++ b/pkgs/applications/kde/ksmtp/default.nix
@@ -0,0 +1,17 @@
+{
+  mkDerivation, lib, kdepimTeam,
+  extra-cmake-modules, kdoctools,
+  kcoreaddons, kio, kmime, cyrus_sasl
+}:
+
+mkDerivation {
+  name = "ksmtp";
+  meta = {
+    license = with lib.licenses; [ gpl2 lgpl21 fdl12 ];
+    maintainers = kdepimTeam;
+  };
+  nativeBuildInputs = [ extra-cmake-modules kdoctools ];
+  buildInputs = [ kcoreaddons kio kmime ];
+  propagatedBuildInputs = [ cyrus_sasl ];
+  patches = [ ./0001-Use-KDE_INSTALL_TARGETS_DEFAULT_ARGS-when-installing.patch ];
+}