diff --git a/installers/macOS/packages.py b/installers/macOS/packages.py
index 638ef5b67cc..1e75667d81d 100644
--- a/installers/macOS/packages.py
+++ b/installers/macOS/packages.py
@@ -58,8 +58,10 @@
 
 SCIENTIFIC = [
     'cython',
+    'defusedxml',
     'matplotlib',
     'numpy',
+    'openpyxl',
     'pandas',
     'scipy',
     'sympy',