diff --git a/build.sh b/build.sh
index a01c77a9f..349b411f5 100644
--- a/build.sh
+++ b/build.sh
@@ -30,16 +30,6 @@ cp examples/static/iconfont.css sdk/
 cp examples/static/iconfont.eot sdk/
 
 # 生成 .d.ts 文件
-./node_modules/.bin/tsc --allowJs --declaration
-
-cd output
-
-for f in $(find . -name "*.d.ts"); do
-    mkdir -p ../lib/$(dirname $f) && mv $f ../lib/$(dirname $f)
-done
-
-cd ..
-
-rm -rf output
+./node_modules/.bin/tsc --declaration --emitDeclarationOnly --outDir ./lib --project ./tsconfig-for-declaration.json
 
 npm run build-schemas
diff --git a/tsconfig-for-declaration.json b/tsconfig-for-declaration.json
new file mode 100644
index 000000000..9a0d26611
--- /dev/null
+++ b/tsconfig-for-declaration.json
@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "outDir": "output/",
+    "module": "commonjs",
+    "target": "es5",
+    "lib": ["es6", "dom", "ES2015"],
+    "sourceMap": true,
+    "jsx": "react",
+    "moduleResolution": "node",
+    "rootDir": "src",
+    "importHelpers": true,
+    "esModuleInterop": true,
+    "allowSyntheticDefaultImports": true,
+    "sourceRoot": "src",
+    "noImplicitReturns": true,
+    "noImplicitThis": true,
+    "noImplicitAny": true,
+    "strictNullChecks": true,
+    "experimentalDecorators": true,
+    "emitDecoratorMetadata": true,
+    "typeRoots": ["./node_modules/@types", "./types"],
+    "skipLibCheck": true
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "acceptance-tests", "webpack", "jest"],
+  "types": ["node", "typePatches"]
+}
diff --git a/tsconfig.json b/tsconfig.json
index 18eb48a48..6b6ac233c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,11 +7,11 @@
     "sourceMap": true,
     "jsx": "react",
     "moduleResolution": "node",
-    "rootDir": "src",
+    "rootDir": "",
     "importHelpers": true,
     "esModuleInterop": true,
     "allowSyntheticDefaultImports": true,
-    "sourceRoot": "src",
+    "sourceRoot": "",
     "noImplicitReturns": true,
     "noImplicitThis": true,
     "noImplicitAny": true,
@@ -21,7 +21,7 @@
     "typeRoots": ["./node_modules/@types", "./types"],
     "skipLibCheck": true
   },
-  "include": ["src/**/*", "src/custom.d.ts", "examples/**/*"],
+  "include": ["src/**/*", "examples/**/*"],
   "exclude": ["node_modules", "acceptance-tests", "webpack", "jest"],
   "types": ["node", "typePatches"]
 }
diff --git a/types/custom/index.d.ts b/types/custom/index.d.ts
new file mode 100644
index 000000000..ce85f4dad
--- /dev/null
+++ b/types/custom/index.d.ts
@@ -0,0 +1,9 @@
+declare module '*.svg' {
+  const content: any;
+  export default content;
+}
+
+declare module '*.md' {
+  const content: any;
+  export default content;
+}