diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e3c29c6..79240cc 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -125,7 +125,7 @@ jobs:
 
       - name: Cache installed C core
         id: cache-c-core
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: build-deps
           key: C-core-cache-${{ runner.os }}-${{ matrix.cmake_arch }}-llvm${{ env.LLVM_VERSION }}-${{ hashFiles('scripts/build_igraph.sh') }}-${{ hashFiles('scripts/build_libleidenalg.sh') }}
@@ -182,7 +182,7 @@ jobs:
 
       - name: Cache installed C core
         id: cache-c-core
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: build-deps
           key: C-core-cache-${{ runner.os }}-${{ matrix.cmake_arch }}-llvm${{ env.LLVM_VERSION }}-${{ hashFiles('scripts/build_igraph.sh') }}-${{ hashFiles('scripts/build_libleidenalg.sh') }}