diff --git a/pkgs/development/python-modules/pymc/default.nix b/pkgs/development/python-modules/pymc/default.nix
index bc85ec17a518..836ee2f3f183 100644
--- a/pkgs/development/python-modules/pymc/default.nix
+++ b/pkgs/development/python-modules/pymc/default.nix
@@ -2,6 +2,7 @@
   lib,
   buildPythonPackage,
   fetchFromGitHub,
+  fetchpatch2,
 
   # build-system
   setuptools,
@@ -32,15 +33,21 @@ buildPythonPackage rec {
     hash = "sha256-zh6FsCEviuyqapguTrUDsWKq70ef0IKRhnn2dkgQ/KA=";
   };
 
+  patches = [
+    # TODO: remove at next release
+    # https://github.com/pymc-devs/pytensor/pull/1471
+    (fetchpatch2 {
+      name = "pytensor-2-32-compat";
+      url = "https://github.com/pymc-devs/pymc/commit/59176b6adda88971e546a0cf93ca04424af5197f.patch";
+      hash = "sha256-jkDwlKwxbn9DwpkxEbSXk/kbGjT/Xu8bsZHFBWYpMgA=";
+    })
+  ];
+
   build-system = [
     setuptools
     versioneer
   ];
 
-  pythonRelaxDeps = [
-    "pytensor"
-  ];
-
   dependencies = [
     arviz
     cachetools