diff --git a/package.json b/package.json
index ac1647d..c07ffb9 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
   },
   "dependencies": {
     "@metamask/design-tokens": "^1.12.0",
-    "@metamask/post-message-stream": "^6.2.0",
+    "@metamask/post-message-stream": "^7.0.0",
     "eth-phishing-detect": "^1.2.0",
     "globalthis": "1.0.1",
     "obj-multiplex": "^1.0.0",
diff --git a/yarn.lock b/yarn.lock
index 2e01c13..0717eca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1718,7 +1718,7 @@ __metadata:
     "@metamask/eslint-config": ^9.0.0
     "@metamask/eslint-config-nodejs": ^9.0.0
     "@metamask/eslint-config-typescript": ^9.0.1
-    "@metamask/post-message-stream": ^6.2.0
+    "@metamask/post-message-stream": ^7.0.0
     "@playwright/test": ^1.30.0
     "@testing-library/dom": ^8.13.0
     "@testing-library/user-event": ^14.1.1
@@ -1756,13 +1756,13 @@ __metadata:
   languageName: unknown
   linkType: soft
 
-"@metamask/post-message-stream@npm:^6.2.0":
-  version: 6.2.0
-  resolution: "@metamask/post-message-stream@npm:6.2.0"
+"@metamask/post-message-stream@npm:^7.0.0":
+  version: 7.0.0
+  resolution: "@metamask/post-message-stream@npm:7.0.0"
   dependencies:
     "@metamask/utils": ^5.0.0
-    readable-stream: 2.3.3
-  checksum: 657cdb2dd61a46a4da7f036a97ef0aa9ad8e918d8f8c0fd620eaede4a32c2ff909738a7dfb2b1e6099e7771fd03c3466b60fedab56e39a5cc5507927758e3cb7
+    readable-stream: 3.6.2
+  checksum: a922874f00870e0c666216e592dff6c508e926fae122646d2792c9a7fac4f73323c65046a1eb9dc48a4b0e7de3bbcf753f5ad470688ed4ba2298b4d3a9b39c7d
   languageName: node
   linkType: hard
 
@@ -6672,13 +6672,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"process-nextick-args@npm:~1.0.6":
-  version: 1.0.7
-  resolution: "process-nextick-args@npm:1.0.7"
-  checksum: 41224fbc803ac6c96907461d4dfc20942efa3ca75f2d521bcf7cf0e89f8dec127fb3fb5d76746b8fb468a232ea02d84824fae08e027aec185fd29049c66d49f8
-  languageName: node
-  linkType: hard
-
 "process-nextick-args@npm:~2.0.0":
   version: 2.0.1
   resolution: "process-nextick-args@npm:2.0.1"
@@ -6879,18 +6872,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"readable-stream@npm:2.3.3":
-  version: 2.3.3
-  resolution: "readable-stream@npm:2.3.3"
+"readable-stream@npm:3.6.2":
+  version: 3.6.2
+  resolution: "readable-stream@npm:3.6.2"
   dependencies:
-    core-util-is: ~1.0.0
-    inherits: ~2.0.3
-    isarray: ~1.0.0
-    process-nextick-args: ~1.0.6
-    safe-buffer: ~5.1.1
-    string_decoder: ~1.0.3
-    util-deprecate: ~1.0.1
-  checksum: 76f9863065d7edc14abd78e68784048487e83a4b6908336ba3eacb5e9544d642ad60836f91fab16e1dc6ad9e493dfe6c2e5b65f370ec65454d415efa50361a76
+    inherits: ^2.0.3
+    string_decoder: ^1.1.1
+    util-deprecate: ^1.0.1
+  checksum: bdcbe6c22e846b6af075e32cf8f4751c2576238c5043169a1c221c92ee2878458a816a4ea33f4c67623c0b6827c8a400409bfb3cf0bf3381392d0b1dfb52ac8d
   languageName: node
   linkType: hard
 
@@ -7707,15 +7696,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"string_decoder@npm:~1.0.3":
-  version: 1.0.3
-  resolution: "string_decoder@npm:1.0.3"
-  dependencies:
-    safe-buffer: ~5.1.0
-  checksum: 57ef02a148fd1ff2f20fe1accd944505ed3703e78bb28d302d940b2ad3dfb469508f79dcd0275ba1960d9675aa206452f76b2416059a6d0b0200bd7e9f552cdb
-  languageName: node
-  linkType: hard
-
 "string_decoder@npm:~1.1.1":
   version: 1.1.1
   resolution: "string_decoder@npm:1.1.1"