diff --git a/.pnp.js b/.pnp.js
index 1fa3571e..dd4588a2 100755
--- a/.pnp.js
+++ b/.pnp.js
@@ -3438,6 +3438,7 @@ function $$SETUP_STATE(hydrateRuntimeState, basePath) {
             ["readonly-date", "npm:1.0.0"],
             ["ses", "npm:0.11.1"],
             ["source-map-support", "npm:0.5.19"],
+            ["stream-browserify", "npm:3.0.0"],
             ["ts-node", "virtual:4f1584ad4aba8733a24be7c8aebbffafef25607f2d00f4b314cf96717145c692763628a31c2b85d4686fbb091ff21ebffa3cc337399c042c19a32b9bdb786464#npm:8.10.2"],
             ["typedoc", "virtual:4f1584ad4aba8733a24be7c8aebbffafef25607f2d00f4b314cf96717145c692763628a31c2b85d4686fbb091ff21ebffa3cc337399c042c19a32b9bdb786464#npm:0.20.36"],
             ["typescript", "patch:typescript@npm%3A4.0.7#builtin<compat/typescript>::version=4.0.7&hash=a45b0e"],
@@ -3965,6 +3966,7 @@ function $$SETUP_STATE(hydrateRuntimeState, basePath) {
             ["readonly-date", "npm:1.0.0"],
             ["ses", "npm:0.11.1"],
             ["source-map-support", "npm:0.5.19"],
+            ["stream-browserify", "npm:3.0.0"],
             ["ts-node", "virtual:4f1584ad4aba8733a24be7c8aebbffafef25607f2d00f4b314cf96717145c692763628a31c2b85d4686fbb091ff21ebffa3cc337399c042c19a32b9bdb786464#npm:8.10.2"],
             ["typedoc", "virtual:4f1584ad4aba8733a24be7c8aebbffafef25607f2d00f4b314cf96717145c692763628a31c2b85d4686fbb091ff21ebffa3cc337399c042c19a32b9bdb786464#npm:0.20.36"],
             ["typescript", "patch:typescript@npm%3A4.0.7#builtin<compat/typescript>::version=4.0.7&hash=a45b0e"],
diff --git a/packages/cosmwasm-stargate/package.json b/packages/cosmwasm-stargate/package.json
index 75fa6d18..b8445161 100644
--- a/packages/cosmwasm-stargate/package.json
+++ b/packages/cosmwasm-stargate/package.json
@@ -84,6 +84,7 @@
     "readonly-date": "^1.0.0",
     "ses": "^0.11.0",
     "source-map-support": "^0.5.19",
+    "stream-browserify": "^3.0.0",
     "ts-node": "^8",
     "typedoc": "^0.20",
     "typescript": "~4.0",
diff --git a/packages/cosmwasm-stargate/webpack.web.config.js b/packages/cosmwasm-stargate/webpack.web.config.js
index 772ba2b8..b57dc34c 100644
--- a/packages/cosmwasm-stargate/webpack.web.config.js
+++ b/packages/cosmwasm-stargate/webpack.web.config.js
@@ -22,6 +22,9 @@ module.exports = [
         CW3_ENABLED: "",
         CW1_ENABLED: "",
       }),
+      new webpack.ProvidePlugin({
+        Buffer: ["buffer", "Buffer"],
+      }),
     ],
     resolve: {
       fallback: {
@@ -29,7 +32,7 @@ module.exports = [
         crypto: false,
         events: false,
         path: false,
-        stream: false,
+        stream: require.resolve("stream-browserify"),
         string_decoder: false,
       },
     },
diff --git a/packages/stargate/package.json b/packages/stargate/package.json
index 62cc5754..b6f605c4 100644
--- a/packages/stargate/package.json
+++ b/packages/stargate/package.json
@@ -83,6 +83,7 @@
     "readonly-date": "^1.0.0",
     "ses": "^0.11.0",
     "source-map-support": "^0.5.19",
+    "stream-browserify": "^3.0.0",
     "ts-node": "^8",
     "typedoc": "^0.20",
     "typescript": "~4.0",
diff --git a/packages/stargate/webpack.web.config.js b/packages/stargate/webpack.web.config.js
index 60d190b1..fc27f3e8 100644
--- a/packages/stargate/webpack.web.config.js
+++ b/packages/stargate/webpack.web.config.js
@@ -15,14 +15,19 @@ module.exports = [
       path: distdir,
       filename: "tests.js",
     },
-    plugins: [new webpack.EnvironmentPlugin({ SIMAPP_ENABLED: "", SLOW_SIMAPP_ENABLED: "" })],
+    plugins: [
+      new webpack.EnvironmentPlugin({ SIMAPP_ENABLED: "", SLOW_SIMAPP_ENABLED: "" }),
+      new webpack.ProvidePlugin({
+        Buffer: ["buffer", "Buffer"],
+      }),
+    ],
     resolve: {
       fallback: {
         buffer: false,
         crypto: false,
         events: false,
         path: false,
-        stream: false,
+        stream: require.resolve("stream-browserify"),
         string_decoder: false,
       },
     },
diff --git a/yarn.lock b/yarn.lock
index 6c98d391..7f94c74a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -484,6 +484,7 @@ __metadata:
     readonly-date: ^1.0.0
     ses: ^0.11.0
     source-map-support: ^0.5.19
+    stream-browserify: ^3.0.0
     ts-node: ^8
     typedoc: ^0.20
     typescript: ~4.0
@@ -1011,6 +1012,7 @@ __metadata:
     readonly-date: ^1.0.0
     ses: ^0.11.0
     source-map-support: ^0.5.19
+    stream-browserify: ^3.0.0
     ts-node: ^8
     typedoc: ^0.20
     typescript: ~4.0