diff --git a/src/projects/EnsureThat/Enforcers/EnumerableArg.cs b/src/projects/EnsureThat/Enforcers/EnumerableArg.cs
index 1cbe1d5..7c83be7 100644
--- a/src/projects/EnsureThat/Enforcers/EnumerableArg.cs
+++ b/src/projects/EnsureThat/Enforcers/EnumerableArg.cs
@@ -20,7 +20,7 @@ public IEnumerable<T> HasItems<T>([ValidatedNotNull, InstantHandle]IEnumerable<T
         {
             Ensure.Any.IsNotNull(value, paramName);
 
-            if (value.Count() == 0)
+            if (!value.Any())
                 throw Ensure.ExceptionFactory.ArgumentException(
                     ExceptionMessages.Collections_HasItemsFailed,
                     paramName,