diff --git a/.github/workflows/build-quickgui.yml b/.github/workflows/build-quickgui.yml
index 32d6213..59d8c68 100644
--- a/.github/workflows/build-quickgui.yml
+++ b/.github/workflows/build-quickgui.yml
@@ -120,7 +120,7 @@ jobs:
       - name: "Checkout 🥡"
         uses: "actions/checkout@v4"
       - name: "Install Nix ❄️"
-        uses: "DeterminateSystems/nix-installer-action@v17"
+        uses: "DeterminateSystems/nix-installer-action@v20"
       - name: "Enable Magic Nix Cache 🪄"
         uses: "DeterminateSystems/magic-nix-cache-action@v9"
       - name: "Build with Nix ❄️"
diff --git a/.github/workflows/flake-checker.yml b/.github/workflows/flake-checker.yml
index acb1b72..02c51fd 100644
--- a/.github/workflows/flake-checker.yml
+++ b/.github/workflows/flake-checker.yml
@@ -16,6 +16,6 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: DeterminateSystems/nix-installer-action@v17
+      - uses: DeterminateSystems/nix-installer-action@v20
       - uses: DeterminateSystems/magic-nix-cache-action@v9
       - uses: DeterminateSystems/flake-checker-action@v9
diff --git a/.github/workflows/flake-updater.yml b/.github/workflows/flake-updater.yml
index dd76565..e8d7e9c 100644
--- a/.github/workflows/flake-updater.yml
+++ b/.github/workflows/flake-updater.yml
@@ -13,7 +13,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: DeterminateSystems/nix-installer-action@v17
+      - uses: DeterminateSystems/nix-installer-action@v20
       - uses: DeterminateSystems/magic-nix-cache-action@v9
       - uses: DeterminateSystems/update-flake-lock@v24
         with:
diff --git a/.github/workflows/publish-quickgui.yml b/.github/workflows/publish-quickgui.yml
index bde9073..28686ac 100644
--- a/.github/workflows/publish-quickgui.yml
+++ b/.github/workflows/publish-quickgui.yml
@@ -103,7 +103,7 @@ jobs:
       - uses: "actions/checkout@v4"
         with:
           ref: "${{ (inputs.tag != null) && format('refs/tags/{0}', inputs.tag) || '' }}"
-      - uses: "DeterminateSystems/nix-installer-action@v17"
+      - uses: "DeterminateSystems/nix-installer-action@v20"
       - uses: "DeterminateSystems/magic-nix-cache-action@v9"
       - uses: "DeterminateSystems/flakehub-push@v5"
         with: