diff --git a/.github/workflows/lint-fortran.yaml b/.github/workflows/lint-fortran.yaml
new file mode 100644
index 000000000..8ecd9b965
--- /dev/null
+++ b/.github/workflows/lint-fortran.yaml
@@ -0,0 +1,10 @@
+name: Lint Fortran
+
+on:
+  pull_request_target:
+
+jobs:
+  fortitude-lint:
+    uses: MetOffice/growss/.github/workflows/fortran-lint.yaml@main
+    with:
+      runner: 'ubuntu-24.04'
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 330c865c6..f55e5a17f 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -14,3 +14,4 @@
 | harry-shepherd   | Harry Shepherd    | Met Office  | 2026-01-08 |
 | EdHone           | Ed Hone           | Met Office  | 2026-01-09 |
 | tom-j-h          | Tom Hill          | Met Office  | 2026-01-19 |
+| Pierre-siddall   | Pierre Siddall    | Met Office  | 2026-01-29 |
diff --git a/fortitude.toml b/fortitude.toml
new file mode 100644
index 000000000..a765ac644
--- /dev/null
+++ b/fortitude.toml
@@ -0,0 +1,5 @@
+[check]
+select=["E000","C031","C032","C043","C051",
+"C091","C082","C141","OB011","OB021","OB051",
+"OB061","MOD001","PORT011","PORT012","PORT021",
+"FORT001","FORT002","FORT003","FORT004","FORT005"]