diff --git a/.github/workflows/benchmark_boolean.yml b/.github/workflows/benchmark_boolean.yml
index 3305b802aa..9a6b014b46 100644
--- a/.github/workflows/benchmark_boolean.yml
+++ b/.github/workflows/benchmark_boolean.yml
@@ -61,11 +61,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/.github/workflows/benchmark_core_crypto.yml b/.github/workflows/benchmark_core_crypto.yml
index 6bb615ae1e..d79b7a29fb 100644
--- a/.github/workflows/benchmark_core_crypto.yml
+++ b/.github/workflows/benchmark_core_crypto.yml
@@ -57,11 +57,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/.github/workflows/benchmark_erc20.yml b/.github/workflows/benchmark_erc20.yml
index 97491e82f3..f0f28b66f4 100644
--- a/.github/workflows/benchmark_erc20.yml
+++ b/.github/workflows/benchmark_erc20.yml
@@ -62,11 +62,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/.github/workflows/benchmark_integer.yml b/.github/workflows/benchmark_integer.yml
index 298450682c..87d99d4d67 100644
--- a/.github/workflows/benchmark_integer.yml
+++ b/.github/workflows/benchmark_integer.yml
@@ -100,11 +100,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/.github/workflows/benchmark_shortint.yml b/.github/workflows/benchmark_shortint.yml
index e978b70757..4864910a1c 100644
--- a/.github/workflows/benchmark_shortint.yml
+++ b/.github/workflows/benchmark_shortint.yml
@@ -92,11 +92,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/.github/workflows/benchmark_signed_integer.yml b/.github/workflows/benchmark_signed_integer.yml
index 63aee4aab3..b9bd0ad786 100644
--- a/.github/workflows/benchmark_signed_integer.yml
+++ b/.github/workflows/benchmark_signed_integer.yml
@@ -100,11 +100,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/.github/workflows/benchmark_zk_pke.yml b/.github/workflows/benchmark_zk_pke.yml
index 7b7b085559..5deb61c93b 100644
--- a/.github/workflows/benchmark_zk_pke.yml
+++ b/.github/workflows/benchmark_zk_pke.yml
@@ -97,11 +97,6 @@ jobs:
             echo "COMMIT_HASH=$(git describe --tags --dirty)";
           } >> "${GITHUB_ENV}"
 
-      - name: Set up home
-        # "Install rust" step require root user to have a HOME directory which is not set.
-        run: |
-          echo "HOME=/home/ubuntu" >> "${GITHUB_ENV}"
-
       - name: Install rust
         uses: dtolnay/rust-toolchain@7b1c307e0dcbda6122208f10795a713336a9b35a
         with:
diff --git a/ci/slab.toml b/ci/slab.toml
index 337f11be19..b6f5ddbfa5 100644
--- a/ci/slab.toml
+++ b/ci/slab.toml
@@ -18,14 +18,9 @@ user = "ubuntu"
 
 [backend.aws.bench]
 region = "eu-west-1"
-image_id = "ami-0e88d98b86aff13de"
-instance_type = "hpc7a.96xlarge"
-
-# Legacy profile section, to be removed.
-[profile.bench]
-region = "eu-west-1"
-image_id = "ami-0e88d98b86aff13de"
+image_id = "ami-0b8fd02b263ebdcf4"
 instance_type = "hpc7a.96xlarge"
+user = "ubuntu"
 
 # Profile used to build CUDA code without the need to get p-like instance.
 [backend.aws.gpu-build]