diff --git a/.github/workflows/RustNightly.yml b/.github/workflows/RustNightly.yml
index 6f36caca7..4c7aa084f 100644
--- a/.github/workflows/RustNightly.yml
+++ b/.github/workflows/RustNightly.yml
@@ -54,7 +54,7 @@ jobs:
       # rust-cache cleans "anything not a dependency" from target dirs, removing the sysroot.
       # We cache sysroot separately to avoid rebuilding it (~10s) on every run.
       - name: Sysroot cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             src/tests/rust_guests/simpleguest/target/sysroot
diff --git a/.github/workflows/dep_build_guests.yml b/.github/workflows/dep_build_guests.yml
index d621be19d..01250218b 100644
--- a/.github/workflows/dep_build_guests.yml
+++ b/.github/workflows/dep_build_guests.yml
@@ -48,7 +48,7 @@ jobs:
       # rust-cache cleans "anything not a dependency" from target dirs, removing the sysroot.
       # We cache sysroot separately to avoid rebuilding it (~10s) on every run.
       - name: Sysroot cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             src/tests/rust_guests/simpleguest/target/sysroot
diff --git a/.github/workflows/dep_code_checks.yml b/.github/workflows/dep_code_checks.yml
index db65e91b6..c545c434a 100644
--- a/.github/workflows/dep_code_checks.yml
+++ b/.github/workflows/dep_code_checks.yml
@@ -44,7 +44,7 @@ jobs:
       # rust-cache cleans "anything not a dependency" from target dirs, removing the sysroot.
       # We cache sysroot separately to avoid rebuilding it (~10s) on every run.
       - name: Sysroot cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             src/tests/rust_guests/simpleguest/target/sysroot
@@ -108,7 +108,7 @@ jobs:
       # rust-cache cleans "anything not a dependency" from target dirs, removing the sysroot.
       # We cache sysroot separately to avoid rebuilding it (~10s) on every run.
       - name: Sysroot cache
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             src/tests/rust_guests/simpleguest/target/sysroot