diff --git a/stacks/pinot-noir/definitions_stack.yaml b/stacks/pinot-noir/definitions_stack.yaml
index 8e2fd46d600ef33300d646ae5cead6b5fe04aec2..7d3e1925ccdb34128272b469ff35fba6b5b1317f 100644
--- a/stacks/pinot-noir/definitions_stack.yaml
+++ b/stacks/pinot-noir/definitions_stack.yaml
@@ -287,6 +287,7 @@ definitions:
       - fdtd@2024-R2.3-3941
       - gaussian
       - matlab
+      - matlab@R2024b
       - maple
       - mathematica
       - molpro
diff --git a/stacks/pinot-noir/packages_stack.yaml b/stacks/pinot-noir/packages_stack.yaml
index 37649b848fe409921f3f2b680d2eec17acbbe889..40744870680efb3d8281400207c627438e2c6ab0 100644
--- a/stacks/pinot-noir/packages_stack.yaml
+++ b/stacks/pinot-noir/packages_stack.yaml
@@ -496,6 +496,7 @@ packages:
     - {spec: matlab@R2018a, prefix: /ssoft/spack/external/MATLAB/R2018a}
     - {spec: matlab@R2019b, prefix: /ssoft/spack/external/MATLAB/R2019b}
     - {spec: matlab@R2024a, prefix: /ssoft/spack/external/MATLAB/R2024a}
+    - {spec: matlab@R2024b, prefix: /ssoft/spack/external/MATLAB/R2024b}
   molpro:
     buildable: false
     externals: