diff --git a/requirements-dev.txt b/requirements-dev.txt
index c2f21b46..5e38206a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -6,4 +6,4 @@ pytest>=5,<6
 pre-commit>=1.20.0,<2
 
 # Make bundled executables
-pyinstaller==3.4
+pyinstaller==3.6
diff --git a/requirements.txt b/requirements.txt
index de7e6134..3f8d5480 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 pyqt5==5.10
 pyqt-distutils==0.7.3
-pyinstaller==3.4
+pyinstaller==3.6
 click-datetime==0.2
 aiohttp==3.7.4
 requests==2.22.0