diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 572b55c0b..2f08ce57a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -52,7 +52,7 @@ jobs:
           use-mamba: true
       - 
         name: Cache conda
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: /usr/share/miniconda3/envs/srbench
           key: ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{hashFiles('environment.yml','experiment/methods/src/*.sh')}}-${{ github.sha }}
@@ -122,7 +122,7 @@ jobs:
           use-mamba: true
       - 
         name: Cache conda
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: /usr/share/miniconda3/envs/srbench
           key: ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{ hashFiles('environment.yml','experiment/methods/src/*.sh') }}-${{ github.sha }}
@@ -167,7 +167,7 @@ jobs:
           use-mamba: true
       - 
         name: Cache conda
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: /usr/share/miniconda3/envs/srbench
           key: ${{ runner.os }}-conda-${{ env.CACHE_NUMBER }}-${{ hashFiles('environment.yml','experiment/methods/src/*.sh') }}-${{ github.sha }}