diff --git a/recipe/conda_build_config.yaml b/recipe/conda_build_config.yaml
index aef34eb..e85f471 100644
--- a/recipe/conda_build_config.yaml
+++ b/recipe/conda_build_config.yaml
@@ -44,28 +44,3 @@ zip_keys:
    - python_version
    - python_impl_version
    - python_implementation
-
-# to help PBP generate a proper build graph
-python:
- - "3.10"
- - "3.11"
- - "3.12"
- - "3.13"
- - "3.13"
- - "3.14"
- - "3.14"
- - "3.15"
- - "3.15"
-numpy:
-  - "2.1"
-  - "2.1"
-  - "2.1"
-  - "2.1"
-  - "2.1"
-  - "2.1"
-  - "2.1"
-  # TODO: numpy 2.6.0 is not released yet;
-  # upstream says py315 support starts with Python 3.15.0rc1 (~Jul 2026)
-  # keep 2.4 for now. Recheck when 2.6.0 is released.
-  - "2.5"
-  - "2.5"
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index 13da910..5cbaa4a 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -1,4 +1,4 @@
-{% set build_num = 4 %}
+{% set build_num = 5 %}
 {% if python_impl_version is not defined %}
 {% set python_impl_version = "3.8" %}
 {% endif %}
@@ -16,12 +16,17 @@ package:
 build:
   number: {{ build_num }}
   string: {{ build_num }}_{{ python_abi_tag }}
-  track_features:         # [python_implementation != "cpython"]
+  track_features:
     - pypy                # [python_implementation == "pypy"]
     - native_graalpy      # [python_implementation == "graalpy"]
-  # Required for PBP.
+    - freethreading      # [python_implementation == "cpython" and python_abi_tag.endswith("t")]
+  # force_ignore_keys required for PBP. Ignore aggregate python zip_keys (numpy /
+  # is_freethreading / is_python_min) so this matrix does not collide.
   force_ignore_keys:
     - python
+    - numpy
+    - is_freethreading
+    - is_python_min
 
 requirements:
   run_constrained: