diff --git a/packages/core/webpack.config.js b/packages/core/webpack.config.js
index aca1e920c..91197094f 100644
--- a/packages/core/webpack.config.js
+++ b/packages/core/webpack.config.js
@@ -40,5 +40,11 @@ module.exports = {
     loaders: [
       { test: /\.ts$/, loader: "ts-loader" }
     ]
+  },
+
+  ts: {
+    compilerOptions: {
+      declaration: false
+    }
   }
 };
diff --git a/packages/ng1-bower/webpack.config.js b/packages/ng1-bower/webpack.config.js
index 230fc15e7..6d62a8b6e 100644
--- a/packages/ng1-bower/webpack.config.js
+++ b/packages/ng1-bower/webpack.config.js
@@ -42,5 +42,11 @@ module.exports = {
     loaders: [
       { test: /\.ts$/, loader: "ts-loader" }
     ]
+  },
+
+  ts: {
+    compilerOptions: {
+      declaration: false
+    }
   }
 };
diff --git a/packages/ng1/webpack.config.js b/packages/ng1/webpack.config.js
index fa8702ad9..41577e0ef 100644
--- a/packages/ng1/webpack.config.js
+++ b/packages/ng1/webpack.config.js
@@ -42,5 +42,11 @@ module.exports = {
     loaders: [
       { test: /\.ts$/, loader: "ts-loader" }
     ]
+  },
+
+  ts: {
+    compilerOptions: {
+      declaration: false
+    }
   }
 };
diff --git a/packages/ng2/webpack.config.js b/packages/ng2/webpack.config.js
index 2599d24b1..fe527323b 100644
--- a/packages/ng2/webpack.config.js
+++ b/packages/ng2/webpack.config.js
@@ -41,6 +41,12 @@ module.exports = {
       { test: /\.ts$/, loader: "ts-loader" }
     ]
   },
+
+  ts: {
+    compilerOptions: {
+      declaration: false
+    }
+  },
  
   externals: {
     "@angular/core": { root: '@angular/core', amd: '@angular/core', commonjs2: '@angular/core', commonjs: '@angular/core' },