From 76f3db19477eaef19fa828dc3a2cd071bbf24746 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Mon, 9 Sep 2024 17:57:13 -0700
Subject: [PATCH] CI: use cache@v4.

---
 .github/workflows/ci.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f3468b5e..da837edc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ jobs:
 
     - name: Cache cabal global package db
       id:   cabal-global
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.cabal
@@ -39,7 +39,7 @@ jobs:
 
     - name: Cache cabal work
       id:   cabal-local
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           dist-newstyle
@@ -65,7 +65,7 @@ jobs:
     # declare/restore cached things
     - name: Cache stack global package db
       id:   stack-global
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.stack
@@ -73,7 +73,7 @@ jobs:
 
     - name: Cache stack work
       id:   stack-local
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           .stack-work