diff --git a/package-lock.json b/package-lock.json
index 234d6ae..fec1d9a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6,13 +6,13 @@
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-        "@cosmjs/encoding": "^0.28.0",
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+        "@cosmjs/crypto": "^0.28.4",
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-        "@cosmjs/proto-signing": "^0.28.0",
-        "@cosmjs/stargate": "^0.28.0",
+        "@cosmjs/math": "^0.28.4",
+        "@cosmjs/proto-signing": "^0.28.4",
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         "@keplr-wallet/types": "^0.9.0-alpha.4",
         "@ledgerhq/hw-transport-webusb": "^6.24.1",
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@@ -114,24 +114,24 @@
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+      "resolved": "https://registry.npmjs.org/@cosmjs/amino/-/amino-0.28.4.tgz",
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-        "@cosmjs/encoding": "0.28.0",
-        "@cosmjs/math": "0.28.0",
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+      "resolved": "https://registry.npmjs.org/@cosmjs/crypto/-/crypto-0.28.4.tgz",
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-        "@cosmjs/math": "0.28.0",
-        "@cosmjs/utils": "0.28.0",
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@@ -139,9 +139,9 @@
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+      "resolved": "https://registry.npmjs.org/@cosmjs/encoding/-/encoding-0.28.4.tgz",
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@@ -149,11 +149,11 @@
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+      "resolved": "https://registry.npmjs.org/@cosmjs/json-rpc/-/json-rpc-0.28.4.tgz",
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-        "@cosmjs/stream": "0.28.0",
+        "@cosmjs/stream": "0.28.4",
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@@ -171,54 +171,6 @@
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-      "resolved": "https://registry.npmjs.org/@cosmjs/math/-/math-0.28.4.tgz",
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@@ -234,50 +186,52 @@
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-        "@cosmjs/crypto": "0.28.0",
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+      "resolved": "https://registry.npmjs.org/@cosmjs/socket/-/socket-0.28.4.tgz",
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@@ -5387,11 +5342,11 @@
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@@ -5409,54 +5364,6 @@
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-            "@noble/hashes": "^1",
-            "bn.js": "^5.2.0",
-            "elliptic": "^6.5.3",
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-        "@cosmjs/encoding": {
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-          "resolved": "https://registry.npmjs.org/@cosmjs/encoding/-/encoding-0.28.4.tgz",
-          "integrity": "sha512-N6Qnjs4dd8KwjW5m9t3L+rWYYGW2wyS+iLtJJ9DD8DiTTxpW9h7/AmUVO/dsRe5H2tV8/DzH/B9pFfpsgro22A==",
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-        "@cosmjs/utils": {
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-          "resolved": "https://registry.npmjs.org/@cosmjs/utils/-/utils-0.28.4.tgz",
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         "semver": {
           "version": "7.3.7",
           "resolved": "https://registry.npmjs.org/semver/-/semver-7.3.7.tgz",
@@ -5468,50 +5375,52 @@
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     "@cosmjs/math": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/math/-/math-0.28.0.tgz",
-      "integrity": "sha512-W2BQCMt75ZG93ijtOGpC7K6tgLxQq/oIxyXOF5QHG3MtcKVvUlJgMTqLz7+YbDZEw/cr1COqYqKag9oXG21s0Q==",
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/math/-/math-0.28.4.tgz",
+      "integrity": "sha512-wsWjbxFXvk46Dsx8jQ5vsBZOIQuiUIyaaZbUvxsgIhAMpuuBnV5O/drK87+B+4cL+umTelFqTbWnkqueVCIFxQ==",
       "requires": {
         "bn.js": "^5.2.0"
       }
     },
     "@cosmjs/proto-signing": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/proto-signing/-/proto-signing-0.28.0.tgz",
-      "integrity": "sha512-UbIrtRxtaiNg3hP/+y6QFGwMIZaLHhkoRtgz3BmsEpFnROLjTIGe0OjA8CZHe7yD7Jl6MDnN5LDqdHQpstsfbw==",
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/proto-signing/-/proto-signing-0.28.4.tgz",
+      "integrity": "sha512-4vgCLK9gOsdWzD78V5XbAsupSSyntPEzokWYhgRQNwgVTcKX1kg0eKZqUvF5ua5iL9x6MevfH/sgwPyiYleMBw==",
       "requires": {
-        "@cosmjs/amino": "0.28.0",
-        "@cosmjs/crypto": "0.28.0",
-        "@cosmjs/math": "0.28.0",
+        "@cosmjs/amino": "0.28.4",
+        "@cosmjs/crypto": "0.28.4",
+        "@cosmjs/encoding": "0.28.4",
+        "@cosmjs/math": "0.28.4",
+        "@cosmjs/utils": "0.28.4",
         "cosmjs-types": "^0.4.0",
         "long": "^4.0.0",
         "protobufjs": "~6.10.2"
       }
     },
     "@cosmjs/socket": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/socket/-/socket-0.28.0.tgz",
-      "integrity": "sha512-9jkzci/+8cfD0+ir/SJ1uE5KZZzJ+cloJ5BjCxJoAdLeap2IbG/ElkgWz30Jt8d0WINhewsEUIwmhGn6CY9bPA==",
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/socket/-/socket-0.28.4.tgz",
+      "integrity": "sha512-jAEL3Ri+s8XuBM3mqgO4yvmeQu+R+704V37lGROC1B6kAbGxWRyOWrMdOOiFJzCZ35sSMB7L+xKjpE8ug0vJjg==",
       "requires": {
-        "@cosmjs/stream": "0.28.0",
+        "@cosmjs/stream": "0.28.4",
         "isomorphic-ws": "^4.0.1",
         "ws": "^7",
         "xstream": "^11.14.0"
       }
     },
     "@cosmjs/stargate": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/stargate/-/stargate-0.28.0.tgz",
-      "integrity": "sha512-i0n9RxqOVkYYcyCjksBSqiDO5SVAPbIbPVZwMrAQHyb/mO//BX+A7XldGEwGYj1wGwKI+l1VEeaoh8UQA4PZxg==",
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/stargate/-/stargate-0.28.4.tgz",
+      "integrity": "sha512-tdwudilP5iLNwDm4TOMBjWuL5YehLPqGlC5/7hjJM/kVHyzLFo4Lzt0dVEwr5YegH+RsRXH/VtFLQz+NYlCobw==",
       "requires": {
         "@confio/ics23": "^0.6.8",
-        "@cosmjs/amino": "0.28.0",
-        "@cosmjs/encoding": "0.28.0",
-        "@cosmjs/math": "0.28.0",
-        "@cosmjs/proto-signing": "0.28.0",
-        "@cosmjs/stream": "0.28.0",
-        "@cosmjs/tendermint-rpc": "0.28.0",
-        "@cosmjs/utils": "0.28.0",
+        "@cosmjs/amino": "0.28.4",
+        "@cosmjs/encoding": "0.28.4",
+        "@cosmjs/math": "0.28.4",
+        "@cosmjs/proto-signing": "0.28.4",
+        "@cosmjs/stream": "0.28.4",
+        "@cosmjs/tendermint-rpc": "0.28.4",
+        "@cosmjs/utils": "0.28.4",
         "cosmjs-types": "^0.4.0",
         "long": "^4.0.0",
         "protobufjs": "~6.10.2",
@@ -5519,33 +5428,34 @@
       }
     },
     "@cosmjs/stream": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/stream/-/stream-0.28.0.tgz",
-      "integrity": "sha512-POwyxM8XU/Jm5IAUR0hJMA27TzPgYhAxfuF28hGfcIScKCmaWlOYUraviJIZk2ShwplBS8slHU7DU1f55gKfkw==",
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/stream/-/stream-0.28.4.tgz",
+      "integrity": "sha512-BDwDdFOrOgRx/Wm5nknb9YCV9HHIUcsOxykTDZqdArCUsn4QJBq79QIjp919G05Z8UemkoHwiUCUNB2BfoKmFw==",
       "requires": {
         "xstream": "^11.14.0"
       }
     },
     "@cosmjs/tendermint-rpc": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/tendermint-rpc/-/tendermint-rpc-0.28.0.tgz",
-      "integrity": "sha512-hqQGgFIZs5XjvwfH6+X44jHUxL0Eg3TqEg3iMvtCM9M3iC8AxKgCfb0sjO6HzOguQoWayVITkaU1/ZV84Peh4A==",
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/tendermint-rpc/-/tendermint-rpc-0.28.4.tgz",
+      "integrity": "sha512-iz6p4UW2QUZNh55WeJy9wHbMdqM8COo0AJdrGU4Ikb/xU0/H6b0dFPoEK+i6ngR0cSizh+hpTMzh3AA7ySUKlA==",
       "requires": {
-        "@cosmjs/crypto": "0.28.0",
-        "@cosmjs/encoding": "0.28.0",
-        "@cosmjs/json-rpc": "0.28.0",
-        "@cosmjs/math": "0.28.0",
-        "@cosmjs/socket": "0.28.0",
-        "@cosmjs/stream": "0.28.0",
+        "@cosmjs/crypto": "0.28.4",
+        "@cosmjs/encoding": "0.28.4",
+        "@cosmjs/json-rpc": "0.28.4",
+        "@cosmjs/math": "0.28.4",
+        "@cosmjs/socket": "0.28.4",
+        "@cosmjs/stream": "0.28.4",
+        "@cosmjs/utils": "0.28.4",
         "axios": "^0.21.2",
         "readonly-date": "^1.0.0",
         "xstream": "^11.14.0"
       }
     },
     "@cosmjs/utils": {
-      "version": "0.28.0",
-      "resolved": "https://registry.npmjs.org/@cosmjs/utils/-/utils-0.28.0.tgz",
-      "integrity": "sha512-1Um7h2a20ipbvEw0dzKPHL8qTbH5YY9ND0u5XxlVaCxaYDMTpzjjPiQD+Offxx/28afi8cuHWDbJc45dJXoCAg=="
+      "version": "0.28.4",
+      "resolved": "https://registry.npmjs.org/@cosmjs/utils/-/utils-0.28.4.tgz",
+      "integrity": "sha512-lb3TU6833arPoPZF8HTeG9V418CpurvqH5Aa/ls0I0wYdPDEMO6622+PQNQhQ8Vw8Az2MXoSyc8jsqrgawT84Q=="
     },
     "@emotion/cache": {
       "version": "11.7.1",
diff --git a/package.json b/package.json
index e27dc7a..b74c22e 100644
--- a/package.json
+++ b/package.json
@@ -8,13 +8,13 @@
     "lint:fix": "eslint --max-warnings 0 \"./**/*.js\" --fix"
   },
   "dependencies": {
-    "@cosmjs/amino": "^0.28.0",
-    "@cosmjs/crypto": "^0.28.0",
-    "@cosmjs/encoding": "^0.28.0",
+    "@cosmjs/amino": "^0.28.4",
+    "@cosmjs/crypto": "^0.28.4",
+    "@cosmjs/encoding": "^0.28.4",
     "@cosmjs/ledger-amino": "^0.28.4",
-    "@cosmjs/math": "^0.28.0",
-    "@cosmjs/proto-signing": "^0.28.0",
-    "@cosmjs/stargate": "^0.28.0",
+    "@cosmjs/math": "^0.28.4",
+    "@cosmjs/proto-signing": "^0.28.4",
+    "@cosmjs/stargate": "^0.28.4",
     "@keplr-wallet/types": "^0.9.0-alpha.4",
     "@ledgerhq/hw-transport-webusb": "^6.24.1",
     "axios": "^0.21.1",