diff --git a/packages/api/package.json b/packages/api/package.json
index da78b80ec5..54d8bacfa6 100644
--- a/packages/api/package.json
+++ b/packages/api/package.json
@@ -87,7 +87,7 @@
     "dev": "DOTENV_CONFIG_PATH=.env.development nodemon --exec 'ts-node' --transpile-only -r tsconfig-paths/register -r dotenv-expand/config -r '@hyperdx/node-opentelemetry/build/src/tracing' ./src/index.ts",
     "dev:mcp": "npx @modelcontextprotocol/inspector",
     "dev-task": "DOTENV_CONFIG_PATH=.env.development nodemon --exec 'ts-node' --transpile-only -r tsconfig-paths/register -r dotenv-expand/config -r '@hyperdx/node-opentelemetry/build/src/tracing' ./src/tasks/index.ts",
-    "build": "rimraf ./build && tsc && tsc-alias && cp -r ./src/opamp/proto ./build/opamp/",
+    "build": "rimraf ./build && tsc -p tsconfig.build.json && tsc-alias -p tsconfig.build.json && cp -r ./src/opamp/proto ./build/opamp/",
     "build:vercel": "rimraf ./build && tsc -p tsconfig.vercel.json && tsc-alias -p tsconfig.vercel.json && cp -r ./src/opamp/proto ./build/opamp/",
     "lint": "npx eslint --quiet . --ext .ts",
     "lint:fix": "npx eslint . --ext .ts --fix",
diff --git a/packages/api/tsconfig.build.json b/packages/api/tsconfig.build.json
index af9b44c61f..a6e0966cf1 100644
--- a/packages/api/tsconfig.build.json
+++ b/packages/api/tsconfig.build.json
@@ -1,12 +1,8 @@
 {
   "extends": "./tsconfig.json",
-  "include": [
-    "src",
-    "migrations",
-    "scripts"
-  ],
-  "exclude": [
-    "node_modules",
-    "**/*.test.ts"
-  ]
-}
\ No newline at end of file
+  "compilerOptions": {
+    "rootDir": "./src"
+  },
+  "include": ["src"],
+  "exclude": ["node_modules", "**/*.test.ts"]
+}
diff --git a/packages/api/tsconfig.json b/packages/api/tsconfig.json
index da045488fe..09b1834aff 100644
--- a/packages/api/tsconfig.json
+++ b/packages/api/tsconfig.json
@@ -16,8 +16,7 @@
     "compilerOptions": {
       // ts-node compiles single files on demand (e.g. `src/index.ts` for the
       // dev server), so TypeScript infers the common source dir as `./src`.
-      // TS 6 requires that inferred rootDir to be explicit (TS5011). The full
-      // `tsc` build keeps its implicit root (which spans src/migrations/scripts).
+      // TS 6 requires that inferred rootDir to be explicit (TS5011).
       "rootDir": "./src"
     }
   },