diff --git a/Makefile b/Makefile
index 47ca08e..464eb14 100644
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,9 @@ clean:
 run: all
 	python3 luftdaten-tool.py
 
+dist: all
+	python3 -m PyInstaller luftdaten-tool.spec
+
 i18n-update:
 	@for f in $(TS_FILES) ; do \
 		pylupdate5 *.py gui/*.py -ts $$f -verbose; \
diff --git a/README.md b/README.md
index 8d82cc4..47147eb 100644
--- a/README.md
+++ b/README.md
@@ -7,6 +7,17 @@ Binary builds
 Our main target is having working prebuilt binaries for users to simply
 download and run, to avoid all the setup below.
 
+### Windows
+
+Currently Windows builds require *Python 3.6* installed system-wide and added to
+`%PATH%`.
+
+### MacOS
+Currently MacOS builds require *Python 3.6* and Qt SDK installed (just the "Qt >
+5... > macOS" part in installer) with following added to $PATH:
+
+    export PATH="$HOME/Qt/5.11.1/clang_64/bin:$PATH"
+
 Development
 -----------
 
diff --git a/luftdaten-tool.spec b/luftdaten-tool.spec
index 11b0677..2852b67 100644
--- a/luftdaten-tool.spec
+++ b/luftdaten-tool.spec
@@ -27,3 +27,9 @@ exe = EXE(pyz,
           upx=True,
           runtime_tmpdir=None,
           console=False )
+
+# This is used on MacOS only
+app = BUNDLE(exe,
+             name='Luftdaten.info Flashing Tool.app',
+             icon=None,
+             bundle_identifier=None)
diff --git a/requirements.txt b/requirements.txt
index 26ee36a..d70fe7a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ idna==2.7
 macholib==1.11
 pefile==2018.8.8
 pyaes==1.6.1
-PyInstaller==3.3.1
+https://github.com/pyinstaller/pyinstaller/archive/bbf964c6b89ca33823031fa7ed277c0269192b3e.zip#egg=PyInstaller
 PyQt5==5.11.2
 PyQt5-sip==4.19.12
 pyserial==3.4