diff --git a/requirements.txt b/requirements.txt
index 2933f3aa..6e55318e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pbxproj==3.5.0
+pbxproj==4.2.1
 Pillow>=6.1.0
 cookiecutter==2.1.1
 sh==1.12.14