diff --git a/.github/workflows/fpga-build.yml b/.github/workflows/fpga-build.yml
index ac53579ce..b5144c058 100644
--- a/.github/workflows/fpga-build.yml
+++ b/.github/workflows/fpga-build.yml
@@ -31,7 +31,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -86,7 +86,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -147,7 +147,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -256,7 +256,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -301,7 +301,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
         
       - name: Cache Cargo + FPGA tools
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -417,7 +417,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry
@@ -486,7 +486,7 @@ jobs:
         uses: dtolnay/rust-toolchain@stable
 
       - name: Cache Cargo
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.cargo/registry