diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5b4f93710b..59c42dca309 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # rollup changelog
 
+## 0.47.4
+
+* Delete cached config file before reloading in watch mode
+
 ## 0.47.3
 
 * Deshadow aliased imports ([#1550](https://github.com/rollup/rollup/issues/1550))
diff --git a/bin/src/run/loadConfigFile.js b/bin/src/run/loadConfigFile.js
index 40c71c4c769..c1db88c7f21 100644
--- a/bin/src/run/loadConfigFile.js
+++ b/bin/src/run/loadConfigFile.js
@@ -36,6 +36,7 @@ export default function loadConfigFile (configFile, silent) {
 				}
 			};
 
+			delete require.cache[configFile];
 			const configs = require( configFile );
 			if ( Object.keys( configs ).length === 0 ) {
 				handleError({
diff --git a/package.json b/package.json
index b53fbab70d7..937e9c0d7b8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "rollup",
-  "version": "0.47.3",
+  "version": "0.47.4",
   "description": "Next-generation ES6 module bundler",
   "main": "dist/rollup.js",
   "module": "dist/rollup.es.js",