diff --git a/pyproject.toml b/pyproject.toml
index dd9dd7c72..9a4c4cd13 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,8 +31,8 @@ keywords = [
 ]
 dependencies = [
     "torch>=2.0.0",
-    "acvl-utils>=0.2",
-    "dynamic-network-architectures>=0.4",
+    "acvl-utils>=0.2,<0.3",  # 0.3 may bring breaking changes. Careful!
+    "dynamic-network-architectures>=0.2,<0.4",  # 0.3.1 and lower are supported, 0.4 may have breaking changes. Let's be careful here
     "tqdm",
     "dicom2nifti",
     "scipy",