diff --git a/.github/workflows/fuzz.yml b/.github/workflows/fuzz.yml
index db61d2a522..84d51a5696 100644
--- a/.github/workflows/fuzz.yml
+++ b/.github/workflows/fuzz.yml
@@ -8,11 +8,15 @@ on:
 jobs:
   io_fuzz:
     name: 'IO Fuzz'
-    runs-on: ubuntu-latest
+    runs-on:
+      - runs-on=${{ github.run_id }}
+      - family=c7i.xlarge
+      - image=ubuntu24-full-x64
+      - disk=large
+      - tag=io-fuzz
     steps:
+      - uses: runs-on/action@v1
       - uses: actions/checkout@v4
-      - uses: ./.github/actions/cleanup
-      - uses: ./.github/actions/setup-rust
       - name: Install cargo fuzz
         run: cargo install cargo-fuzz
       - name: Restore corpus
@@ -26,7 +30,7 @@ jobs:
           AWS_REGION: 'us-east-1'
           AWS_ENDPOINT_URL: 'https://01e9655179bbec953276890b183039bc.r2.cloudflarestorage.com'
       - name: Run fuzzing target
-        run: RUST_BACKTRACE=1 cargo fuzz run file_io -- -max_total_time=300
+        run: RUST_BACKTRACE=1 cargo fuzz run file_io -- -max_total_time=7200
         continue-on-error: true
       - name: Archive crash artifacts
         uses: actions/upload-artifact@v4
@@ -46,11 +50,15 @@ jobs:
 
   ops_fuzz:
     name: 'Array Operations Fuzz'
-    runs-on: ubuntu-latest
+    runs-on:
+      - runs-on=${{ github.run_id }}
+      - family=c7i.xlarge
+      - image=ubuntu24-full-x64
+      - disk=large
+      - tag=ops-fuzz
     steps:
+      - uses: runs-on/action@v1
       - uses: actions/checkout@v4
-      - uses: ./.github/actions/cleanup
-      - uses: ./.github/actions/setup-rust
       - name: Install cargo fuzz
         run: cargo install cargo-fuzz
       - name: Restore corpus
@@ -64,7 +72,7 @@ jobs:
           AWS_REGION: 'us-east-1'
           AWS_ENDPOINT_URL: 'https://01e9655179bbec953276890b183039bc.r2.cloudflarestorage.com'
       - name: Run fuzzing target
-        run: RUST_BACKTRACE=1 cargo fuzz run array_ops -- -max_total_time=3600
+        run: RUST_BACKTRACE=1 cargo fuzz run array_ops -- -max_total_time=7200
         continue-on-error: true
       - name: Archive crash artifacts
         uses: actions/upload-artifact@v4