diff --git a/.github/workflows/image.yaml b/.github/workflows/image.yaml
index cf173aa3d..d0b6e8ac5 100644
--- a/.github/workflows/image.yaml
+++ b/.github/workflows/image.yaml
@@ -27,12 +27,13 @@ jobs:
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
 
-      # TODO(aaronmondal): Caching is flaky for this workflow.
-      # See: https://github.com/DeterminateSystems/magic-nix-cache/issues/32
-      # - name: Cache Nix derivations
-      #   uses: >- # Custom commit, last pinned at 2023-11-17.
-      #     DeterminateSystems/magic-nix-cache-action@a04e6275a6bea232cd04fc6f3cbf20d4cb02a3e1
+      - name: Cache Nix derivations
+        uses: >- # Custom commit, last pinned at 2023-11-17.
+          DeterminateSystems/magic-nix-cache-action@a04e6275a6bea232cd04fc6f3cbf20d4cb02a3e1
 
       - name: Test image
         run: |
diff --git a/.github/workflows/lre.yaml b/.github/workflows/lre.yaml
index 9ed8dd8ae..9a564a41b 100644
--- a/.github/workflows/lre.yaml
+++ b/.github/workflows/lre.yaml
@@ -26,6 +26,11 @@ jobs:
       - name: Install Nix
         uses: >- #v7
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
 
       - name: Cache Nix derivations
         uses: >- # Custom commit, last pinned at 2023-11-17.
@@ -54,12 +59,15 @@ jobs:
       - name: Install Nix
         uses: >- #v7
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
 
-      # TODO(aaronmondal): Caching is flaky for this workflow.
-      # See: https://github.com/DeterminateSystems/magic-nix-cache/issues/32
-      # - name: Cache Nix derivations
-      #   uses: >- # Custom commit, last pinned at 2023-11-17.
-      #     DeterminateSystems/magic-nix-cache-action@a04e6275a6bea232cd04fc6f3cbf20d4cb02a3e1
+      - name: Cache Nix derivations
+        uses: >- # Custom commit, last pinned at 2023-11-17.
+          DeterminateSystems/magic-nix-cache-action@a04e6275a6bea232cd04fc6f3cbf20d4cb02a3e1
 
       - name: Start Kubernetes cluster (Infra)
         run: >
diff --git a/.github/workflows/nix.yaml b/.github/workflows/nix.yaml
index 820218d47..688e6aa06 100644
--- a/.github/workflows/nix.yaml
+++ b/.github/workflows/nix.yaml
@@ -26,6 +26,11 @@ jobs:
       - name: Install Nix
         uses: >- #v7
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
 
       - name: Cache Nix derivations
         uses: >- # Custom commit, last pinned at 2023-11-17.
@@ -58,6 +63,11 @@ jobs:
       - name: Install Nix
         uses: >- #v7
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
 
       - name: Cache Nix derivations
         uses: >- # Custom commit, last pinned at 2023-11-17.
diff --git a/.github/workflows/pre-commit.yaml b/.github/workflows/pre-commit.yaml
index f203ebaf9..927b87bb9 100644
--- a/.github/workflows/pre-commit.yaml
+++ b/.github/workflows/pre-commit.yaml
@@ -20,6 +20,12 @@ jobs:
       - name: Install Nix
         uses: >- #v7
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
+
       - name: Cache Nix derivations
         uses: >- # Custom commit, last pinned at 2023-11-17.
           DeterminateSystems/magic-nix-cache-action@a04e6275a6bea232cd04fc6f3cbf20d4cb02a3e1
diff --git a/.github/workflows/tagged_image.yaml b/.github/workflows/tagged_image.yaml
index 67dc3f65c..9cca30bbe 100644
--- a/.github/workflows/tagged_image.yaml
+++ b/.github/workflows/tagged_image.yaml
@@ -24,6 +24,9 @@ jobs:
           DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
+          # TODO(aaronmondal): Remove after:
+          # https://github.com/DeterminateSystems/nix-installer/pull/820
+          nix-installer-pr: 820
 
       - name: Test image
         run: |