diff --git a/nix/sources.json b/nix/sources.json
index fe85e1ea75..c2560de450 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -142,21 +142,19 @@
     },
     "icx-proxy-x86_64-darwin": {
         "builtin": false,
-        "rev": "594b6c81cde6da4e08faee8aa8e5a2e6ae815602",
-        "sha256": "09rxh6kjwy7qfsvvsy6xjzyn4r4zlb78k1qipi4k3x0w0ajvp0sp",
-        "tag": "rev-c312760",
+        "rev": "794fc5b9341fa8f6a0e8f219201c35f0b5727ab9",
+        "sha256": "0k5h2xanhd7hqvgkdr05wqw7nswgwqc1xgk3n9abwk076n658n8g",
         "type": "file",
-        "url": "https://github.com/dfinity/icx-proxy/releases/download/rev-c312760/binaries-macos.tar.gz",
-        "url_template": "https://github.com/dfinity/icx-proxy/releases/download/<tag>/binaries-macos.tar.gz"
+        "url": "https://download.dfinity.systems/ic/794fc5b9341fa8f6a0e8f219201c35f0b5727ab9/openssl-static-binaries/x86_64-darwin/icx-proxy.gz",
+        "url_template": "https://download.dfinity.systems/ic/<rev>/openssl-static-binaries/x86_64-darwin/icx-proxy.gz"
     },
     "icx-proxy-x86_64-linux": {
         "builtin": false,
-        "rev": "594b6c81cde6da4e08faee8aa8e5a2e6ae815602",
-        "sha256": "18czg11v5hiczqrahr962wmjig3gcafplqiprlnx44kmzfhi4mks",
-        "tag": "rev-c312760",
+        "rev": "794fc5b9341fa8f6a0e8f219201c35f0b5727ab9",
+        "sha256": "1fym7b8vnd32jz4pvf28vydhka8zzk6b1l4gm85y2v5lsvj17w49",
         "type": "file",
-        "url": "https://github.com/dfinity/icx-proxy/releases/download/rev-c312760/binaries-linux.tar.gz",
-        "url_template": "https://github.com/dfinity/icx-proxy/releases/download/<tag>/binaries-linux.tar.gz"
+        "url": "https://download.dfinity.systems/ic/794fc5b9341fa8f6a0e8f219201c35f0b5727ab9/openssl-static-binaries/x86_64-linux/icx-proxy.gz",
+        "url_template": "https://download.dfinity.systems/ic/<rev>/openssl-static-binaries/x86_64-linux/icx-proxy.gz"
     },
     "motoko-base": {
         "builtin": false,
diff --git a/scripts/update-replica.sh b/scripts/update-replica.sh
index 2df26a8e1f..ed1319faf7 100755
--- a/scripts/update-replica.sh
+++ b/scripts/update-replica.sh
@@ -20,6 +20,8 @@ niv update ic-nns-init-x86_64-darwin -a rev=$SHA
 niv update ic-nns-init-x86_64-linux -a rev=$SHA
 niv update ic-starter-x86_64-darwin -a rev=$SHA
 niv update ic-starter-x86_64-linux -a rev=$SHA
+niv update icx-proxy-x86_64-darwin -a rev=$SHA
+niv update icx-proxy-x86_64-linux -a rev=$SHA
 niv update replica-x86_64-darwin -a rev=$SHA
 niv update replica-x86_64-linux -a rev=$SHA
 niv update canister_sandbox-x86_64-darwin -a rev=$SHA
diff --git a/src/dfx/assets/dfx-asset-sources.toml b/src/dfx/assets/dfx-asset-sources.toml
index 84a87aeea5..878622c2e1 100644
--- a/src/dfx/assets/dfx-asset-sources.toml
+++ b/src/dfx/assets/dfx-asset-sources.toml
@@ -6,8 +6,8 @@ url = 'https://download.dfinity.systems/ic-ref/ic-ref-0.0.1-a9f73dba-x86_64-darw
 sha256 = 'e1c1694579f46d544aa87f6387d7e5a4b096fe65015b1609a459efcbaf15890f'
 
 [x86_64-darwin.icx-proxy]
-url = 'https://github.com/dfinity/icx-proxy/releases/download/rev-c312760/binaries-macos.tar.gz'
-sha256 = '5783bba5021cf43149bc118789cea29f6462fd97dd78bdb776f8782ea7813d27'
+url = 'https://download.dfinity.systems/ic/794fc5b9341fa8f6a0e8f219201c35f0b5727ab9/openssl-static-binaries/x86_64-darwin/icx-proxy.gz'
+sha256 = '0f59548c35074cbe54b263be1e18e68f6b7b38e605e436dfc6f034685517b04c'
 
 [x86_64-darwin.ic-admin]
 url = 'https://download.dfinity.systems/ic/794fc5b9341fa8f6a0e8f219201c35f0b5727ab9/openssl-static-binaries/x86_64-darwin/ic-admin.gz'
@@ -64,8 +64,8 @@ url = 'https://download.dfinity.systems/ic-ref/ic-ref-0.0.1-a9f73dba-x86_64-linu
 sha256 = '5c4967764e87d1b2945b1db027422633b48f08cd01d96ba2f622753fcb62c2a4'
 
 [x86_64-linux.icx-proxy]
-url = 'https://github.com/dfinity/icx-proxy/releases/download/rev-c312760/binaries-linux.tar.gz'
-sha256 = '7a5612a1fb7512d22dcd37627a9d626fbc282b172665a832fe2cc2b243789fa1'
+url = 'https://download.dfinity.systems/ic/794fc5b9341fa8f6a0e8f219201c35f0b5727ab9/openssl-static-binaries/x86_64-linux/icx-proxy.gz'
+sha256 = '89f013e4d6b46ce10baa8fd0b0ccfc1fa9099bdf48b87dc9976234bbd13ad5bb'
 
 [x86_64-linux.ic-admin]
 url = 'https://download.dfinity.systems/ic/794fc5b9341fa8f6a0e8f219201c35f0b5727ab9/openssl-static-binaries/x86_64-linux/ic-admin.gz'
diff --git a/src/dfx/assets/prepare_assets.rs b/src/dfx/assets/prepare_assets.rs
index 64a8268a3d..6bcfe46385 100644
--- a/src/dfx/assets/prepare_assets.rs
+++ b/src/dfx/assets/prepare_assets.rs
@@ -113,7 +113,7 @@ fn write_binary_cache(
         Compression::new(6),
     ));
     for (path, bin) in bins.into_iter().chain(
-        ["icx-proxy", "ic-ref", "moc", "mo-doc", "mo-ide"]
+        ["ic-ref", "moc", "mo-doc", "mo-ide"]
             .map(|bin| (bin.into(), bin_tars.remove(Path::new(bin)).unwrap())),
     ) {
         let mut header = Header::new_gnu();
@@ -167,6 +167,7 @@ async fn download_binaries(
         "ic-btc-adapter",
         "ic-https-outcalls-adapter",
         "ic-nns-init",
+        "icx-proxy",
         "replica",
         "canister_sandbox",
         "sandbox_launcher",
@@ -204,13 +205,13 @@ async fn download_bin_tarballs(
     sources: Arc<HashMap<String, Source>>,
 ) -> HashMap<PathBuf, Bytes> {
     let mut map = HashMap::new();
-    let [motoko, icx_proxy, ic_ref] = ["motoko", "icx-proxy", "ic-ref"].map(|pkg| {
+    let [motoko, ic_ref] = ["motoko", "ic-ref"].map(|pkg| {
         let client = client.clone();
         let source = sources[pkg].clone();
         spawn(download_and_check_sha(client, source))
     });
-    let (motoko, icx_proxy, ic_ref) = tokio::try_join!(motoko, icx_proxy, ic_ref).unwrap();
-    for tar in [motoko, icx_proxy, ic_ref] {
+    let (motoko, ic_ref) = tokio::try_join!(motoko, ic_ref).unwrap();
+    for tar in [motoko, ic_ref] {
         tar_xzf(&tar, |path, content| {
             map.insert(path, content);
         });