diff --git a/src/runner/SConscript b/src/runner/SConscript
index 5d2eab3..0f25b4e 100644
--- a/src/runner/SConscript
+++ b/src/runner/SConscript
@@ -2,7 +2,7 @@ Import('qt_env')
 
 env = qt_env.Clone()
 
-env.EnableQtModules('Core', 'Gui')
+env.EnableQtModules('Core', 'Gui', 'Widgets')
 
 env.AppendUnique(CPPDEFINES = 'PYTHONRUNNER_LIBRARY')
 
diff --git a/src/runner/proxypluginwrappers.cpp b/src/runner/proxypluginwrappers.cpp
index b5d3b6a..49d458c 100644
--- a/src/runner/proxypluginwrappers.cpp
+++ b/src/runner/proxypluginwrappers.cpp
@@ -2,6 +2,7 @@
 #include <utility.h>
 #include "error.h"
 #include "gilock.h"
+#include <QWidget>
 
 namespace bpy = boost::python;
 
diff --git a/src/runner/pythonRunner.pro b/src/runner/pythonRunner.pro
index 34c26b7..e1409e5 100644
--- a/src/runner/pythonRunner.pro
+++ b/src/runner/pythonRunner.pro
@@ -9,6 +9,7 @@ TEMPLATE = lib
 
 CONFIG += dll
 CONFIG += warn_on
+QT += widgets
 
 DEFINES += PYTHONRUNNER_LIBRARY
 
diff --git a/src/runner/pythonrunner.cpp b/src/runner/pythonrunner.cpp
index bdc85f0..47b3881 100644
--- a/src/runner/pythonrunner.cpp
+++ b/src/runner/pythonrunner.cpp
@@ -11,6 +11,7 @@
 #include <utility.h>
 #include <QFile>
 #include <QCoreApplication>
+#include <QWidget>
 
 // sip and qt slots seems to conflict
 #include <sip.h>
@@ -905,7 +906,7 @@ bool handled_exec_file(bpy::str filename, bpy::object globals = bpy::object(), b
 
 
 #define TRY_PLUGIN_TYPE(type, var) do { \
-    bpy::extract<type ## *> extr(var); \
+    bpy::extract<type *> extr(var); \
     if (extr.check()) { \
       QObject *res = extr; \
       return res; \