diff --git a/.github/workflows/nix-non-x86.yml b/.github/workflows/nix-non-x86.yml
index b80cf6a..279e6c3 100644
--- a/.github/workflows/nix-non-x86.yml
+++ b/.github/workflows/nix-non-x86.yml
@@ -21,12 +21,12 @@ jobs:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}
             trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= tee-pot:SS6HcrpG87S1M6HZGPsfo7d1xJccCGev7/tXc5+I4jg=
-            substituters = https://cache.nixos.org/ https://attic.teepot.org/tee-pot
+            substituters = https://cache.nixos.org/ https://static.188.92.12.49.clients.your-server.de/tee-pot
             sandbox = true
       - name: Setup Attic cache
         uses: ryanccn/attic-action@v0
         with:
-          endpoint: https://attic.teepot.org/
+          endpoint: https://static.188.92.12.49.clients.your-server.de/
           cache: tee-pot
           token: ${{ secrets.ATTIC_TOKEN }}
 
diff --git a/.github/workflows/nix.yml b/.github/workflows/nix.yml
index 3d850ea..8981a37 100644
--- a/.github/workflows/nix.yml
+++ b/.github/workflows/nix.yml
@@ -22,12 +22,12 @@ jobs:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}
             trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= tee-pot:SS6HcrpG87S1M6HZGPsfo7d1xJccCGev7/tXc5+I4jg=
-            substituters = https://cache.nixos.org/ https://attic.teepot.org/tee-pot
+            substituters = https://cache.nixos.org/ https://static.188.92.12.49.clients.your-server.de/tee-pot
             sandbox = true
       - name: Setup Attic cache
         uses: ryanccn/attic-action@v0
         with:
-          endpoint: https://attic.teepot.org/
+          endpoint: https://static.188.92.12.49.clients.your-server.de/
           cache: tee-pot
           token: ${{ secrets.ATTIC_TOKEN }}
 
@@ -44,12 +44,12 @@ jobs:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}
             trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= tee-pot:SS6HcrpG87S1M6HZGPsfo7d1xJccCGev7/tXc5+I4jg=
-            substituters = https://cache.nixos.org/ https://attic.teepot.org/tee-pot
+            substituters = https://cache.nixos.org/ https://static.188.92.12.49.clients.your-server.de/tee-pot
             sandbox = true
       - name: Setup Attic cache
         uses: ryanccn/attic-action@v0
         with:
-          endpoint: https://attic.teepot.org/
+          endpoint: https://static.188.92.12.49.clients.your-server.de/
           cache: tee-pot
           token: ${{ secrets.ATTIC_TOKEN }}
 
@@ -84,12 +84,12 @@ jobs:
           extra_nix_config: |
             access-tokens = github.com=${{ github.token }}
             trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= tee-pot:SS6HcrpG87S1M6HZGPsfo7d1xJccCGev7/tXc5+I4jg=
-            substituters = https://cache.nixos.org/ https://attic.teepot.org/tee-pot
+            substituters = https://cache.nixos.org/ https://static.188.92.12.49.clients.your-server.de/tee-pot
             sandbox = true
       - name: Setup Attic cache
         uses: ryanccn/attic-action@v0
         with:
-          endpoint: https://attic.teepot.org/
+          endpoint: https://static.188.92.12.49.clients.your-server.de/
           cache: tee-pot
           token: ${{ secrets.ATTIC_TOKEN }}
 
diff --git a/crates/teepot-tdx-attest-sys/Cargo.lock b/crates/teepot-tdx-attest-sys/Cargo.lock
index 79d6f01..a6e802b 100644
--- a/crates/teepot-tdx-attest-sys/Cargo.lock
+++ b/crates/teepot-tdx-attest-sys/Cargo.lock
@@ -13,9 +13,9 @@ dependencies = [
 
 [[package]]
 name = "bindgen"
-version = "0.70.1"
+version = "0.72.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f49d8fed880d473ea71efb9bf597651e77201bdd4893efe54c9e5d65ae04ce6f"
+checksum = "4f72209734318d0b619a5e0f5129918b848c416e122a3c4ce054e03cb87b726f"
 dependencies = [
  "bitflags",
  "cexpr",
@@ -187,9 +187,9 @@ checksum = "2b15c43186be67a4fd63bee50d0303afffcef381492ebe2c5d87f324e1b8815c"
 
 [[package]]
 name = "rustc-hash"
-version = "1.1.0"
+version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
+checksum = "357703d41365b4b27c590e3ed91eabb1b663f07c4c084095e60cbed4362dff0d"
 
 [[package]]
 name = "shlex"
diff --git a/crates/teepot-tdx-attest-sys/Cargo.toml b/crates/teepot-tdx-attest-sys/Cargo.toml
index 7e9db7a..96c3a7e 100644
--- a/crates/teepot-tdx-attest-sys/Cargo.toml
+++ b/crates/teepot-tdx-attest-sys/Cargo.toml
@@ -14,4 +14,4 @@ description = "Fork of tdx-attest-sys"
 [dependencies]
 
 [build-dependencies]
-bindgen = "0.70.1"
+bindgen = "0.72.0"
diff --git a/flake.nix b/flake.nix
index f3ec3fe..587718e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,7 +2,7 @@
   description = "teepot";
 
   nixConfig = {
-    extra-substituters = [ "https://attic.teepot.org/tee-pot" ];
+    extra-substituters = [ "https://static.188.92.12.49.clients.your-server.de/tee-pot" ];
     extra-trusted-public-keys = [ "tee-pot:SS6HcrpG87S1M6HZGPsfo7d1xJccCGev7/tXc5+I4jg=" ];
   };