diff --git a/.github/workflows/build+test.yml b/.github/workflows/build+test.yml
index 55aa4e3..76a0679 100644
--- a/.github/workflows/build+test.yml
+++ b/.github/workflows/build+test.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/registry
@@ -36,7 +36,7 @@ jobs:
     - name: "Free up disk space"
       run: sudo rm -rf /usr/share/dotnet && sudo rm -rf /opt/ghc && sudo rm -rf "/usr/local/share/boost" && sudo rm -rf "$AGENT_TOOLSDIRECTORY"
     - uses: actions/checkout@v4
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/registry
@@ -58,7 +58,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: |
           ~/.cargo/registry