diff --git a/lib/common/options.js b/lib/common/options.js
index 672a216c85..bf7b14651c 100755
--- a/lib/common/options.js
+++ b/lib/common/options.js
@@ -109,7 +109,9 @@ Options.from = function (_options) {
         }
       }
     } else {
-      debug('Using PostCSS config from `build.postcss`')
+      if (Object.keys(options.build.postcss).length) {
+        debug('Using PostCSS config from `build.postcss`')
+      }
       // Normalize & Apply default plugins
       if (Array.isArray(options.build.postcss)) {
         options.build.postcss = { plugins: options.build.postcss }