diff --git a/pyproject.toml b/pyproject.toml
index 0b8be2f6..280991b7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,6 +61,7 @@ tests = [
   "wheel",
 ]
 densepose = [
+  "torch<2.1.0",  # densepose broken after 2.1.0; https://github.com/facebookresearch/detectron2/issues/5110
   "detectron2-densepose @ git+https://github.com/facebookresearch/detectron2@main#subdirectory=projects/DensePose"
 ]
 
diff --git a/tests/test_densepose.py b/tests/test_densepose.py
index c6dbe223..c673fca5 100644
--- a/tests/test_densepose.py
+++ b/tests/test_densepose.py
@@ -60,7 +60,10 @@ def test_image(model, chimp_image_path, tmp_path):
         )
 
         # output to disk
-        assert anatomy_info.shape == (2, 44)
+        assert anatomy_info.shape in [
+            (2, 44),
+            (1, 44),
+        ]  # depends on number of chimps identified; varies by version
         assert (anatomy_info > 0).any().any()
         assert (tmp_path / f"anatomized_{model}.csv").stat().st_size > 0
 
@@ -106,7 +109,12 @@ def test_video(model, chimp_video_path, tmp_path):
         )
 
         # output to disk
-        assert anatomy_info.shape == (10, 46)
+        assert anatomy_info.shape[0] in [
+            8,
+            9,
+            10,
+        ]  # depends on number of chimps identified; varies by version
+        assert anatomy_info.shape[1] == 46
         assert (anatomy_info > 0).any().any()
         assert (tmp_path / f"anatomized_{model}.csv").stat().st_size > 0