diff --git a/ports/qt5-modularscripts/CONTROL b/ports/qt5-modularscripts/CONTROL
index eedb58432..f8e6f4894 100644
--- a/ports/qt5-modularscripts/CONTROL
+++ b/ports/qt5-modularscripts/CONTROL
@@ -1,3 +1,3 @@
 Source: qt5-modularscripts
-Version: 2019-02-02
+Version: 2019-03-21
 Description: Vcpkg helpers to package qt5 modules
diff --git a/ports/qt5-modularscripts/qt_modular_library.cmake b/ports/qt5-modularscripts/qt_modular_library.cmake
index fc3ebdef0..9f6d23fa1 100644
--- a/ports/qt5-modularscripts/qt_modular_library.cmake
+++ b/ports/qt5-modularscripts/qt_modular_library.cmake
@@ -1,6 +1,6 @@
 set(_qt5base_port_dir "${CMAKE_CURRENT_LIST_DIR}")
 
-function(qt_modular_library NAME HASH)
+function(qt_modular_fetch_library NAME HASH TARGET_SOURCE_PATH)
     string(LENGTH "${CURRENT_BUILDTREES_DIR}" BUILDTREES_PATH_LENGTH)
     if(BUILDTREES_PATH_LENGTH GREATER 45)
         message(WARNING "Qt5's buildsystem uses very long paths and may fail on your system.\n"
@@ -23,6 +23,10 @@ function(qt_modular_library NAME HASH)
         REF ${FULL_VERSION}
     )
 
+    set(${TARGET_SOURCE_PATH} ${SOURCE_PATH} PARENT_SCOPE)
+endfunction()
+
+function(qt_modular_build_library SOURCE_PATH)
     # This fixes issues on machines with default codepages that are not ASCII compatible, such as some CJK encodings
     set(ENV{_CL_} "/utf-8")
 
@@ -139,5 +143,9 @@ function(qt_modular_library NAME HASH)
         set(LICENSE_PATH "${SOURCE_PATH}/LICENSE.GPL3-EXCEPT")
     endif()
     file(INSTALL ${LICENSE_PATH} DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)
-
+endfunction()
+
+function(qt_modular_library NAME HASH)
+    qt_modular_fetch_library(${NAME} ${HASH} TARGET_SOURCE_PATH)
+    qt_modular_build_library(${TARGET_SOURCE_PATH})
 endfunction()
diff --git a/ports/qt5-mqtt/CONTROL b/ports/qt5-mqtt/CONTROL
new file mode 100644
index 000000000..0b99078fb
--- /dev/null
+++ b/ports/qt5-mqtt/CONTROL
@@ -0,0 +1,5 @@
+Source: qt5-mqtt
+Version: 5.12.1
+Description: Qt5 MQTT module.
+Build-Depends: qt5-modularscripts, qt5-base
+
diff --git a/ports/qt5-mqtt/portfile.cmake b/ports/qt5-mqtt/portfile.cmake
new file mode 100644
index 000000000..8c797abb0
--- /dev/null
+++ b/ports/qt5-mqtt/portfile.cmake
@@ -0,0 +1,21 @@
+include(vcpkg_common_functions)
+
+include(${CURRENT_INSTALLED_DIR}/share/qt5modularscripts/qt_modular_library.cmake)
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO qt/qtmqtt
+    REF v5.12.1
+    SHA512 c6f4000a032caaf5224ca6fe2442f22eddc26e3e53cc101885c717b706156cada716e45ff92d267928b87e1e5ceae5e81694f4b7c289d9836e75f27fd012de42
+    HEAD_REF dev
+)
+
+# Qt module builds from a git repository require a .git entry to invoke syncqt
+file(WRITE "${SOURCE_PATH}/.git" "repocontent")
+
+# syncqt is a PERL script
+vcpkg_find_acquire_program(PERL)
+get_filename_component(PERL_EXE_PATH ${PERL} DIRECTORY)
+set(ENV{PATH} "${PERL_EXE_PATH};$ENV{PATH}")
+
+qt_modular_build_library(${SOURCE_PATH})
diff --git a/ports/qt5/CONTROL b/ports/qt5/CONTROL
index 6b4b9129b..05a908146 100644
--- a/ports/qt5/CONTROL
+++ b/ports/qt5/CONTROL
@@ -1,4 +1,4 @@
 Source: qt5
 Version: 5.12.1-1
 Description: Qt5 Application Framework
-Build-Depends: qt5-3d, qt5-activeqt, qt5-base, qt5-charts, qt5-datavis3d, qt5-declarative, qt5-gamepad, qt5-graphicaleffects, qt5-imageformats, qt5-location, qt5-multimedia, qt5-networkauth, qt5-purchasing, qt5-quickcontrols, qt5-quickcontrols2, qt5-script, qt5-scxml, qt5-sensors, qt5-serialport, qt5-speech, qt5-svg, qt5-tools, qt5-virtualkeyboard, qt5-webchannel, qt5-websockets, qt5-winextras, qt5-xmlpatterns
+Build-Depends: qt5-3d, qt5-activeqt, qt5-base, qt5-charts, qt5-datavis3d, qt5-declarative, qt5-gamepad, qt5-graphicaleffects, qt5-imageformats, qt5-location, qt5-multimedia, qt5-mqtt, qt5-networkauth, qt5-purchasing, qt5-quickcontrols, qt5-quickcontrols2, qt5-script, qt5-scxml, qt5-sensors, qt5-serialport, qt5-speech, qt5-svg, qt5-tools, qt5-virtualkeyboard, qt5-webchannel, qt5-websockets, qt5-winextras, qt5-xmlpatterns