diff --git a/keyserver/package.json b/keyserver/package.json
--- a/keyserver/package.json
+++ b/keyserver/package.json
@@ -47,6 +47,7 @@
     "@vingle/bmp-js": "^0.2.5",
     "JSONStream": "^1.3.5",
     "bad-words": "^3.0.4",
+    "brotli": "^1.3.3",
     "common-tags": "^1.7.2",
     "cookie-parser": "^1.4.3",
     "dateformat": "^3.0.3",
diff --git a/native/package.json b/native/package.json
--- a/native/package.json
+++ b/native/package.json
@@ -68,6 +68,7 @@
     "@react-navigation/native": "^6.0.13",
     "@react-navigation/stack": "^6.3.2",
     "base-64": "^0.1.0",
+    "brotli": "^1.3.3",
     "ethers": "^5.7.2",
     "expo": "47.0.14",
     "expo-application": "^5.1.1",
diff --git a/web/package.json b/web/package.json
--- a/web/package.json
+++ b/web/package.json
@@ -48,6 +48,7 @@
     "@matrix-org/olm": "3.2.14",
     "@rainbow-me/rainbowkit": "^0.12.15",
     "basscss": "8.0.2",
+    "brotli": "^1.3.3",
     "classnames": "^2.2.5",
     "core-js": "^3.6.5",
     "dateformat": "^3.0.3",
diff --git a/yarn.lock b/yarn.lock
--- a/yarn.lock
+++ b/yarn.lock
@@ -8083,6 +8083,13 @@
   resolved "https://registry.yarnpkg.com/brorand/-/brorand-1.1.0.tgz#12c25efe40a45e3c323eb8675a0a0ce57b22371f"
   integrity sha1-EsJe/kCkXjwyPrhnWgoM5XsiNx8=
 
+brotli@^1.3.3:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/brotli/-/brotli-1.3.3.tgz#7365d8cc00f12cf765d2b2c898716bcf4b604d48"
+  integrity sha512-oTKjJdShmDuGW94SyyaoQvAjf30dZaHnjJ8uAF+u2/vGJkJbJPJAT1gDiOJP5v1Zb6f9KEyW/1HpuaWIXtGHPg==
+  dependencies:
+    base64-js "^1.1.2"
+
 browser-process-hrtime@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/browser-process-hrtime/-/browser-process-hrtime-1.0.0.tgz#3c9b4b7d782c8121e56f10106d84c0d0ffc94626"