diff --git a/package-lock.json b/package-lock.json
index cb63e79..43f00a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@modelcontextprotocol/inspector",
-  "version": "0.3.0",
+  "version": "0.4.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@modelcontextprotocol/inspector",
-      "version": "0.3.0",
+      "version": "0.4.0",
       "license": "MIT",
       "workspaces": [
         "client",
@@ -31,7 +31,7 @@
     },
     "client": {
       "name": "@modelcontextprotocol/inspector-client",
-      "version": "0.3.0",
+      "version": "0.4.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.4.0",
@@ -2275,13 +2275,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/@types/eventsource": {
-      "version": "1.1.15",
-      "resolved": "https://registry.npmjs.org/@types/eventsource/-/eventsource-1.1.15.tgz",
-      "integrity": "sha512-XQmGcbnxUNa06HR3VBVkc9+A2Vpi9ZyLJcdS5dwaQQ/4ZMWFO+5c90FnMUpbtMZwB/FChoYHwuVg8TvkECacTA==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/@types/express": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.21.tgz",
@@ -3706,15 +3699,6 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/eventsource": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/eventsource/-/eventsource-2.0.2.tgz",
-      "integrity": "sha512-IzUmBGPR3+oUG9dUeXynyNmf91/3zUSJg1lCktzKw47OXuhco54U3r9B7O4XX+Rb1Itm9OZ2b0RkTs10bICOxA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=12.0.0"
-      }
-    },
     "node_modules/eventsource-parser": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/eventsource-parser/-/eventsource-parser-3.0.0.tgz",
@@ -6973,12 +6957,11 @@
     },
     "server": {
       "name": "@modelcontextprotocol/inspector-server",
-      "version": "0.3.0",
+      "version": "0.4.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.4.0",
         "cors": "^2.8.5",
-        "eventsource": "^2.0.2",
         "express": "^4.21.0",
         "ws": "^8.18.0",
         "zod": "^3.23.8"
@@ -6988,7 +6971,6 @@
       },
       "devDependencies": {
         "@types/cors": "^2.8.17",
-        "@types/eventsource": "^1.1.15",
         "@types/express": "^4.17.21",
         "@types/ws": "^8.5.12",
         "tsx": "^4.19.0",
diff --git a/server/package.json b/server/package.json
index 8f05be1..155093c 100644
--- a/server/package.json
+++ b/server/package.json
@@ -20,7 +20,6 @@
   },
   "devDependencies": {
     "@types/cors": "^2.8.17",
-    "@types/eventsource": "^1.1.15",
     "@types/express": "^4.17.21",
     "@types/ws": "^8.5.12",
     "tsx": "^4.19.0",
@@ -29,7 +28,6 @@
   "dependencies": {
     "@modelcontextprotocol/sdk": "^1.4.0",
     "cors": "^2.8.5",
-    "eventsource": "^2.0.2",
     "express": "^4.21.0",
     "ws": "^8.18.0",
     "zod": "^3.23.8"