diff --git a/pkg_defs/ska3-core/meta.yaml b/pkg_defs/ska3-core/meta.yaml
index 51a1f8c6..9cfb5c4e 100644
--- a/pkg_defs/ska3-core/meta.yaml
+++ b/pkg_defs/ska3-core/meta.yaml
@@ -1,7 +1,7 @@
 ---
 package:
   name: ska3-core
-  version: 2024.2
+  version: 2024.4
 
 requirements:
   run:
@@ -214,6 +214,7 @@ requirements:
     - libmambapy ==1.5.6
     - libnghttp2 ==1.58.0  # [linux or osx]
     - libnsl ==2.0.1  # [linux]
+    - libopenblas ==0.3.27  # [osx]
     - libogg ==1.3.4
     - libopus ==1.3.1  # [linux or osx]
     - libpng ==1.6.43
@@ -258,7 +259,6 @@ requirements:
     - mistune ==3.0.2
     - mkl ==2022.1.0  # [win]
     - mkl ==2022.2.1  # [linux]
-    - mkl ==2023.2.0  # [osx]
     - more-itertools ==10.2.0
     - mpg123 ==1.32.4  # [linux]
     - mpld3 ==0.5.10
diff --git a/pkg_defs/ska3-flight/meta.yaml b/pkg_defs/ska3-flight/meta.yaml
index 6f318f3f..f72d7042 100644
--- a/pkg_defs/ska3-flight/meta.yaml
+++ b/pkg_defs/ska3-flight/meta.yaml
@@ -47,7 +47,7 @@ requirements:
     - ska_sun ==3.14.0
     - ska_sync ==4.11.0
     - ska_tdb ==4.0.0
-    - ska3-core ==2024.2
+    - ska3-core ==2024.4
     - ska3-template ==2022.06.02
     - sparkles ==4.26.1
     - starcheck ==14.8.1