diff --git a/packages/pyinstaller/bitmessagemain.spec b/packages/pyinstaller/bitmessagemain.spec
index 9249fc79..26cb1dd1 100644
--- a/packages/pyinstaller/bitmessagemain.spec
+++ b/packages/pyinstaller/bitmessagemain.spec
@@ -32,9 +32,14 @@ a = Analysis(
         'bitmessageqt.languagebox', 'pyopencl', 'numpy', 'win32com',
         'setuptools.msvc', '_cffi_backend'
     ],
-    hookspath=None,
-    runtime_hooks=None,
-    excludes=['bsddb', 'bz2', 'tcl', 'tk', 'Tkinter']
+    hookspath=None,  # this feature has undocumented syntax
+    # https://github.com/pyinstaller/pyinstaller/wiki/Recipe-PyQt4-API-Version
+    runtime_hooks=['pyinstaller_rthook_pyqt4.py'],
+    excludes=[
+        'bsddb', 'bz2',
+        'PyQt4.QtOpenGL', 'PyQt4.QtOpenGL', 'PyQt4.QtSql',
+        'PyQt4.QtSvg', 'PyQt4.QtTest', 'PyQt4.QtWebKit', 'PyQt4.QtXml',
+        'tcl', 'tk', 'Tkinter', 'win32ui']
 )
 
 os.rename(
@@ -77,9 +82,8 @@ a.datas += addTranslations()
 
 
 excluded_binaries = [
-    'QtOpenGL4.dll',
-    'QtSvg4.dll',
-    'QtXml4.dll',
+    'QtOpenGL4.dll', 'QtSql4.dll', 'QtSvg4.dll', 'QtTest4.dll',
+    'QtWebKit4.dll', 'QtXml4.dll'
 ]
 a.binaries = TOC([x for x in a.binaries if x[0] not in excluded_binaries])
 
diff --git a/src/pyinstaller_rthook_pyqt4.py b/src/pyinstaller_rthook_pyqt4.py
new file mode 100644
index 00000000..b30fb1cc
--- /dev/null
+++ b/src/pyinstaller_rthook_pyqt4.py
@@ -0,0 +1,10 @@
+# https://github.com/pyinstaller/pyinstaller/wiki/Recipe-PyQt4-API-Version
+import sip
+
+sip.setapi(u'QDate', 2)
+sip.setapi(u'QDateTime', 2)
+sip.setapi(u'QString', 2)
+sip.setapi(u'QTextStream', 2)
+sip.setapi(u'QTime', 2)
+sip.setapi(u'QUrl', 2)
+sip.setapi(u'QVariant', 2)