diff --git a/test/index.test.js b/test/index.test.js
index 806dde04..a350c695 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -93,6 +93,10 @@ syntaxStyles.forEach(ext => {
                 data: "$prepended-data: hotpink;"
             }));
         });
+        // See https://github.com/webpack-contrib/sass-loader/issues/21
+        describe("empty files", () => {
+            it("should compile without errors", () => execTest("empty"));
+        });
     });
 });
 
diff --git a/test/sass/empty.sass b/test/sass/empty.sass
new file mode 100644
index 00000000..e69de29b
diff --git a/test/scss/empty.scss b/test/scss/empty.scss
new file mode 100644
index 00000000..e69de29b