diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..4e50d14
Binary files /dev/null and b/.DS_Store differ
diff --git a/demo/.DS_Store b/demo/.DS_Store
new file mode 100644
index 0000000..1650703
Binary files /dev/null and b/demo/.DS_Store differ
diff --git a/demo/input/.DS_Store b/demo/input/.DS_Store
new file mode 100644
index 0000000..5008ddf
Binary files /dev/null and b/demo/input/.DS_Store differ
diff --git a/setup.cfg b/setup.cfg
index 787c196..df94ce7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -37,7 +37,7 @@ packages = find:
 install_requires =
     crypt4gh==1.6
     hexkit[s3]>=0.10,<0.11
-    ghga-transpiler>=1.0.3,<1.1
+    ghga-transpiler>=1.2.0,<2.0
     metldata>=0.4.1,<0.5
 
 python_requires = >= 3.9