diff --git a/vlib/strings/strings_test.v b/vlib/strings/strings_test.v
index 2f87855181..1b20d640b6 100644
--- a/vlib/strings/strings_test.v
+++ b/vlib/strings/strings_test.v
@@ -1,6 +1,7 @@
 import strings
 
 fn test_repeat() {
-	assert strings.repeat(`x`, 10) == 'xxxxxxxxxx' 
-	assert strings.repeat(`a`, 1) == 'a' 
-} 
+	assert strings.repeat(`x`, 10) == 'xxxxxxxxxx'
+	assert strings.repeat(`a`, 1) == 'a'
+	assert strings.repeat(`a`, 0) == ''
+}