diff --git a/lib/get-config.js b/lib/get-config.js
index <HASH>..<HASH> 100644
--- a/lib/get-config.js
+++ b/lib/get-config.js
@@ -176,7 +176,7 @@ function processExtends(config, options) {
 
         if (configuration.rules) {
 
-          config.rules = assign(config.rules, configuration.rules);
+          config.rules = assign(configuration.rules, config.rules);
 
         } else {
get-config: override base configurations with overrides instead of the other way around.