diff --git a/docs/package-lock.json b/docs/package-lock.json
index 0613a7ac1eaf..0a0108c7abba 100644
--- a/docs/package-lock.json
+++ b/docs/package-lock.json
@@ -16,7 +16,7 @@
         "@you54f/theme-github-codeblock": "^0.1.1",
         "autoprefixer": "^10.4.15",
         "clsx": "^1.2.1",
-        "postcss": "^8.4.27",
+        "postcss": "^8.4.28",
         "postcss-import": "^15.1.0",
         "prism-react-renderer": "^1.3.5",
         "react": "^17.0.2",
@@ -8605,9 +8605,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.27",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.27.tgz",
-      "integrity": "sha512-gY/ACJtJPSmUFPDCHtX78+01fHa64FaU4zaaWfuh1MhGJISufJAH4cun6k/8fwsHYeK4UQmENQK+tRLCFJE8JQ==",
+      "version": "8.4.28",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.28.tgz",
+      "integrity": "sha512-Z7V5j0cq8oEKyejIKfpD8b4eBy9cwW2JWPk0+fB1HOAMsfHbnAXLLS+PfVWlzMSLQaWttKDt607I0XHmpE67Vw==",
       "funding": [
         {
           "type": "opencollective",
@@ -19034,9 +19034,9 @@
       }
     },
     "postcss": {
-      "version": "8.4.27",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.27.tgz",
-      "integrity": "sha512-gY/ACJtJPSmUFPDCHtX78+01fHa64FaU4zaaWfuh1MhGJISufJAH4cun6k/8fwsHYeK4UQmENQK+tRLCFJE8JQ==",
+      "version": "8.4.28",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.28.tgz",
+      "integrity": "sha512-Z7V5j0cq8oEKyejIKfpD8b4eBy9cwW2JWPk0+fB1HOAMsfHbnAXLLS+PfVWlzMSLQaWttKDt607I0XHmpE67Vw==",
       "requires": {
         "nanoid": "^3.3.6",
         "picocolors": "^1.0.0",
diff --git a/docs/package.json b/docs/package.json
index e567a9f6f6e7..aa392353cc5c 100644
--- a/docs/package.json
+++ b/docs/package.json
@@ -26,7 +26,7 @@
     "@you54f/theme-github-codeblock": "^0.1.1",
     "autoprefixer": "^10.4.15",
     "clsx": "^1.2.1",
-    "postcss": "^8.4.27",
+    "postcss": "^8.4.28",
     "postcss-import": "^15.1.0",
     "prism-react-renderer": "^1.3.5",
     "react": "^17.0.2",
diff --git a/simapp/go.mod b/simapp/go.mod
index 5110b86eec53..4eff4398f09b 100644
--- a/simapp/go.mod
+++ b/simapp/go.mod
@@ -5,6 +5,7 @@ go 1.21
 require (
 	cosmossdk.io/api v0.7.0
 	cosmossdk.io/client/v2 v2.0.0-20230630094428-02b760776860
+	cosmossdk.io/collections v0.4.0
 	cosmossdk.io/core v0.10.0
 	cosmossdk.io/depinject v1.0.0-alpha.4
 	cosmossdk.io/log v1.2.1
@@ -37,7 +38,6 @@ require (
 	cloud.google.com/go/compute/metadata v0.2.3 // indirect
 	cloud.google.com/go/iam v1.1.1 // indirect
 	cloud.google.com/go/storage v1.31.0 // indirect
-	cosmossdk.io/collections v0.4.0 // indirect
 	cosmossdk.io/errors v1.0.0 // indirect
 	filippo.io/edwards25519 v1.0.0 // indirect
 	github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 // indirect