diff --git a/scripts/build-requirements.txt b/scripts/build-requirements.txt
index df42397f0..92027a133 100644
--- a/scripts/build-requirements.txt
+++ b/scripts/build-requirements.txt
@@ -1,2 +1,2 @@
-PyInstaller==4.2
+PyInstaller==4.3
 numpy==1.19.3