diff --git a/recipes/pysam/meta.yaml b/recipes/pysam/meta.yaml
index 7af1cbd2d4180..3240440cf1aab 100644
--- a/recipes/pysam/meta.yaml
+++ b/recipes/pysam/meta.yaml
@@ -11,7 +11,7 @@ source:
     - arm_hwcap.patch
 
 build:
-  number: 1
+  number: 2
   skip: True # [py2k]
   binary_relocation: False # [linux]
   run_exports:
@@ -42,6 +42,7 @@ about:
 extra:
   additional-platforms:
     - linux-aarch64
+    - osx-arm64
   identifiers:
     - biotools:pysam
     - doi:10.1093/bioinformatics/btp352