diff --git a/Tests/SwiftSoupTests/AttributeTest.swift b/Tests/SwiftSoupTests/AttributeTest.swift
index 591f53f..e6cf565 100644
--- a/Tests/SwiftSoupTests/AttributeTest.swift
+++ b/Tests/SwiftSoupTests/AttributeTest.swift
@@ -22,11 +22,29 @@ class AttributeTest: XCTestCase {
         XCTAssertEqual(s + "=\"A" + s + "B\"", attr.html())
         XCTAssertEqual(attr.html(), attr.toString())
     }
+    
+    func testRemoveCaseSensitive()throws {
+        let a: Attributes = Attributes()
+        try a.put("Tot", "a&p")
+        try a.put("tot", "one")
+        try a.put("Hello", "There")
+        try a.put("hello", "There")
+        try a.put("data-name", "Jsoup")
+        
+        XCTAssertEqual(5, a.size());
+        try a.remove(key: "Tot");
+        try a.remove(key: "Hello");
+        XCTAssertEqual(3, a.size());
+        XCTAssertTrue(a.hasKey(key: "tot"));
+        XCTAssertFalse(a.hasKey(key: "Tot"));
+    }
+
 
 	static var allTests = {
 		return [
 			("testHtml", testHtml),
-			("testWithSupplementaryCharacterInAttributeKeyAndValue", testWithSupplementaryCharacterInAttributeKeyAndValue)
+			("testWithSupplementaryCharacterInAttributeKeyAndValue", testWithSupplementaryCharacterInAttributeKeyAndValue),
+			("testRemoveCaseSensitive",testRemoveCaseSensitive)
 		]
 	}()
 
diff --git a/Tests/SwiftSoupTests/ElementTest.swift b/Tests/SwiftSoupTests/ElementTest.swift
index db104cb..8660917 100644
--- a/Tests/SwiftSoupTests/ElementTest.swift
+++ b/Tests/SwiftSoupTests/ElementTest.swift
@@ -927,6 +927,20 @@ class ElementTest: XCTestCase {
 		XCTAssertEqual(1, els.size())
 		XCTAssertEqual("html > body > fb|comments", try els.get(0).cssSelector())
 	}
+    
+    func testChainedRemoveAttributes()throws {
+        let html = "<a one two three four>Text</a>"
+        let doc = try SwiftSoup.parse(html)
+        let a: Element = try doc.select("a").first()!
+       try a.removeAttr("zero")
+            .removeAttr("one")
+            .removeAttr("two")
+            .removeAttr("three")
+            .removeAttr("four")
+            .removeAttr("five");
+        XCTAssertEqual("<a>Text</a>", try a.outerHtml());
+    }
+
 
 	static var allTests = {
 		return [
@@ -998,7 +1012,8 @@ class ElementTest: XCTestCase {
 			("testRelativeUrls", testRelativeUrls),
 			("testAppendMustCorrectlyMoveChildrenInsideOneParentElement", testAppendMustCorrectlyMoveChildrenInsideOneParentElement),
 			("testHashcodeIsStableWithContentChanges", testHashcodeIsStableWithContentChanges),
-			("testNamespacedElements", testNamespacedElements)
+			("testNamespacedElements", testNamespacedElements),
+			("testChainedRemoveAttributes",testChainedRemoveAttributes)
 		]
 	}()
 }