diff --git a/ocaml-lsp-server/test/e2e/package.json b/ocaml-lsp-server/test/e2e/package.json
index d1bbe8f31..6e359fa8e 100644
--- a/ocaml-lsp-server/test/e2e/package.json
+++ b/ocaml-lsp-server/test/e2e/package.json
@@ -17,7 +17,7 @@
     "@types/node": "22.10.2",
     "jest": "29.7.0",
     "typescript": "5.7.2",
-    "vscode-jsonrpc": "8.0.1",
+    "vscode-jsonrpc": "8.2.1",
     "vscode-languageserver-protocol": "3.17.1",
     "vscode-languageserver-types": "3.17.5"
   }
diff --git a/yarn.lock b/yarn.lock
index 8303057db..53dd94a48 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2170,6 +2170,11 @@ vscode-jsonrpc@8.0.1:
   resolved "https://registry.yarnpkg.com/vscode-jsonrpc/-/vscode-jsonrpc-8.0.1.tgz#f30b0625ebafa0fb3bc53e934ca47b706445e57e"
   integrity sha512-N/WKvghIajmEvXpatSzvTvOIz61ZSmOSa4BRA4pTLi+1+jozquQKP/MkaylP9iB68k73Oua1feLQvH3xQuigiQ==
 
+vscode-jsonrpc@8.2.1:
+  version "8.2.1"
+  resolved "https://registry.yarnpkg.com/vscode-jsonrpc/-/vscode-jsonrpc-8.2.1.tgz#a322cc0f1d97f794ffd9c4cd2a898a0bde097f34"
+  integrity sha512-kdjOSJ2lLIn7r1rtrMbbNCHjyMPfRnowdKjBQ+mGq6NAW5QY2bEZC/khaC5OR8svbbjvLEaIXkOq45e2X9BIbQ==
+
 vscode-languageserver-protocol@3.17.1:
   version "3.17.1"
   resolved "https://registry.yarnpkg.com/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.17.1.tgz#e801762c304f740208b6c804a0cf21f2c87509ed"