diff --git a/src/Validator.js b/src/Validator.js
index 5988561..b06821d 100644
--- a/src/Validator.js
+++ b/src/Validator.js
@@ -457,7 +457,7 @@ class Validator {
 	 * @private
 	 */
 	_validateNewlinesEOF() {
-		if (!this._settings.newline) {
+		if (this._settings.newline !== true) {
 			return;
 		}
 
@@ -479,7 +479,7 @@ class Validator {
 	 * @private
 	 */
 	_validateTrailingspaces(line, index) {
-		if (this._settings.trailingspaces && typeof line === 'string') {
+		if (this._settings.trailingspaces === true && typeof line === 'string') {
 			const matchSpaces = line.match(/\s*$/);
 
 			// Is there a trailing whitespace?
@@ -646,7 +646,7 @@ class Validator {
 	 * @private
 	 */
 	_validateEndOfLine() {
-		if (typeof this._settings.endOfLine === 'string') {
+		if (typeof this._settings.endOfLine === 'string' && this._settings.endOfLine !== 'unset') {
 			const isEOL = (ch) => ch === '\r' || ch === '\n';
 
 			let desiredEOL = '\n';
diff --git a/src/Validator.test.js b/src/Validator.test.js
index 3d22314..569f16d 100644
--- a/src/Validator.test.js
+++ b/src/Validator.test.js
@@ -416,6 +416,13 @@ describe('The validator', () => {
 					});
 				});
 
+				it('should pass when unset', () => {
+					const file = __fromFixtures('endofline.mixed.fixture');
+					const validator = new Validator({endOfLine: 'unset'});
+					validator.validate(file);
+
+					expect(validator.getInvalidFiles()).toEqual({});
+				});
 			});
 
 			describe('line feed', () => {
@@ -939,6 +946,14 @@ describe('The validator', () => {
 				});
 			});
 
+			it('should pass when unset', () => {
+				const file = __fromFixtures('trailingspaces.invalid.fixture');
+				const validator = new Validator({trailingspaces: 'unset'});
+				validator.validate(file);
+
+				const report = validator.getInvalidFiles()
+				expect(report).toEqual({});
+			});
 		});
 
 		// Newline (at the end of file)
@@ -993,6 +1008,14 @@ describe('The validator', () => {
 				});
 			});
 
+			it('should pass when unset', () => {
+				const file = __fromFixtures('newlines.endoffile.invalid.less.fixture');
+				const validator = new Validator({newline: 'unset'});
+				validator.validate(file);
+
+				const report = validator.getInvalidFiles()
+				expect(report).toEqual({});
+			});
 		});
 
 		// Newlines maximum