diff --git a/conda/pytorch-nightly/meta.yaml b/conda/pytorch-nightly/meta.yaml
index f51339d53..16cc1bd83 100644
--- a/conda/pytorch-nightly/meta.yaml
+++ b/conda/pytorch-nightly/meta.yaml
@@ -49,7 +49,7 @@ requirements:
     # Before a decent fix, force llvm-openmp version <16.
     - llvm-openmp <16 # [linux]
     - typing_extensions
-    - sympy
+    - sympy # [py < 312]
     - filelock
     - networkx
     - jinja2