diff --git a/stacks/pinot-noir/definitions_stack.yaml b/stacks/pinot-noir/definitions_stack.yaml
index 0109ba0b9efc176fe2501f5d44fed49ef5d809b4..40bf92c28c153928b30ccf552da5b11131252653 100644
--- a/stacks/pinot-noir/definitions_stack.yaml
+++ b/stacks/pinot-noir/definitions_stack.yaml
@@ -282,6 +282,7 @@ definitions:
       - cfdplusplus
       - comsol
       - fdtd
+      - fdtd@2024-R2.3-3941
       - gaussian
       - matlab
       - maple
diff --git a/stacks/pinot-noir/modules_common.yaml b/stacks/pinot-noir/modules_common.yaml
index f6b6a1eef44e8053024073460d6566aa1605dd20..2bf6dba606dbdc0d42d30df2f84fdfab45adf267 100644
--- a/stacks/pinot-noir/modules_common.yaml
+++ b/stacks/pinot-noir/modules_common.yaml
@@ -125,6 +125,12 @@ modules:
           set:
             SLURM_MPI_TYPE: pmi2
 
+      fdtd@2024-R2.3-3941:
+        environment:
+          set:
+            ANSYSLMD_LICENSE_FILE: '1055@scitas-lic-srv.epfl.ch'
+            SLURM_MPI_TYPE: pmi2
+
       gaussian:
          template: modules/group_restricted.lua
 
diff --git a/stacks/pinot-noir/packages_stack.yaml b/stacks/pinot-noir/packages_stack.yaml
index dcb76817e7b17cc31b483c7028e9e4ba6845dbc9..1c67fb3c82238b65771fd20ceac0cacfff26748f 100644
--- a/stacks/pinot-noir/packages_stack.yaml
+++ b/stacks/pinot-noir/packages_stack.yaml
@@ -474,6 +474,7 @@ packages:
     - {spec: fdtd@2020-R2.4-2502, prefix: /ssoft/spack/external/fdtd/2020-R2.4-2502}
     - {spec: fdtd@2021-R2.2-2806, prefix: /ssoft/spack/external/fdtd/2021-R2.2-2806}
     - {spec: fdtd@2022-R1.1-2963, prefix: /ssoft/spack/external/fdtd/2022-R1.1-2963}
+    - {spec: fdtd@2024-R2.3-3941, prefix: /ssoft/spack/external/fdtd/2024-R2.3-3941}
   gaussian:
     buildable: false
     externals: