diff --git a/README.md b/README.md
index 7af94f8..1831d7b 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@ int main(void)
 There is an application which can be used for testing the validator with the
 [JSON-Schema-Test-Suite](https://github.com/json-schema-org/JSON-Schema-Test-Suite).
 
-Currently **145** tests are still failing, because simply not all keywords and
+Currently **120** tests are still failing, because simply not all keywords and
 their functionalities have been implemented. Some of the missing feature will
 require a rework. Some will only work with external libraries. (remote references)
 
diff --git a/src/json-schema-validator.hpp b/src/json-schema-validator.hpp
index cfd9a5a..044503b 100644
--- a/src/json-schema-validator.hpp
+++ b/src/json-schema-validator.hpp
@@ -172,14 +172,24 @@ class json_validator
 		validate_type(schema, "null", name);
 	}
 
-	void validate_array(json & /*instance*/, const json &schema, const std::string &name)
+	void validate_array(json &instance, const json &schema, const std::string &name)
 	{
-		not_yet_implemented(schema, "maxItems", "array");
-		not_yet_implemented(schema, "minItems", "array");
 		not_yet_implemented(schema, "uniqueItems", "array");
 		not_yet_implemented(schema, "items", "array");
 		not_yet_implemented(schema, "additionalItems", "array");
 
+		// maxItems
+		const auto &maxItems = schema.find("maxItems");
+		if (maxItems != schema.end())
+			if (instance.size() > maxItems.value())
+				throw std::out_of_range(name + " has too many items.");
+
+		// minItems
+		const auto &minItems = schema.find("minItems");
+		if (minItems != schema.end())
+			if (instance.size() < minItems.value())
+				throw std::out_of_range(name + " has too many items.");
+
 		validate_type(schema, "array", name);
 	}