diff --git a/index.js b/index.js
index b33cfb5..67c1b39 100644
--- a/index.js
+++ b/index.js
@@ -51,8 +51,8 @@ function deepmerge(target, source, optionsArgument) {
 }
 
 deepmerge.all = function deepmergeAll(array, optionsArgument) {
-	if (!Array.isArray(array) || array.length < 1) {
-		throw new Error('first argument should be an array with at least one element')
+	if (!Array.isArray(array)) {
+		throw new Error('first argument should be an array')
 	}
 
 	return array.reduce(function(prev, next) {
diff --git a/test/merge-all.js b/test/merge-all.js
index 9254a55..5d64bd4 100644
--- a/test/merge-all.js
+++ b/test/merge-all.js
@@ -6,8 +6,8 @@ test('throw error if first argument is not an array', function(t) {
 	t.end()
 })
 
-test('throw error if first argument is an array with no elements', function(t) {
-	t.throws(merge.all.bind(null, []), Error)
+test('return an empty object if first argument is an array with no elements', function(t) {
+	t.deepEqual(merge.all([]), {})
 	t.end()
 })