From f713defc5e3964ed96e709aba637a769080e6607 Mon Sep 17 00:00:00 2001
From: basilib <basil.ibrahim@kcl.ac.uk>
Date: Thu, 12 Mar 2026 00:34:20 +0000
Subject: [PATCH] Upgrade GitHub actions to version 4

---
 .github/workflows/ci.yaml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 7044a440..a9e2b65b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -12,8 +12,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v2
-      - uses: actions/cache@v2
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
         with:
           key: ${{ github.ref }}
           path: .cache