diff --git a/Difference.xcodeproj/project.pbxproj b/Difference.xcodeproj/project.pbxproj
index 92e3150..05660da 100644
--- a/Difference.xcodeproj/project.pbxproj
+++ b/Difference.xcodeproj/project.pbxproj
@@ -53,8 +53,6 @@
 		8933C7891EB5B82A000D00A4 /* DifferenceTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = DifferenceTests.swift; sourceTree = "<group>"; };
 		AD2FAA261CD0B6D800659CF4 /* Difference.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = Difference.plist; sourceTree = "<group>"; };
 		AD2FAA281CD0B6E100659CF4 /* DifferenceTests.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; path = DifferenceTests.plist; sourceTree = "<group>"; };
-		CDF9A0C21F979B83004A5C4A /* XCTAssertions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = XCTAssertions.swift; sourceTree = "<group>"; };
-		CDF9A0C71F979EA5004A5C4A /* QuickAssertions.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = QuickAssertions.swift; sourceTree = "<group>"; };
 		DD75027A1C68FCFC006590AF /* Difference-macOS Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = "Difference-macOS Tests.xctest"; sourceTree = BUILT_PRODUCTS_DIR; };
 		DD75028D1C690C7A006590AF /* Difference-tvOS Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = "Difference-tvOS Tests.xctest"; sourceTree = BUILT_PRODUCTS_DIR; };
 /* End PBXFileReference section */
@@ -152,8 +150,6 @@
 			isa = PBXGroup;
 			children = (
 				8933C7841EB5B820000D00A4 /* Difference.swift */,
-				CDF9A0C21F979B83004A5C4A /* XCTAssertions.swift */,
-				CDF9A0C71F979EA5004A5C4A /* QuickAssertions.swift */,
 			);
 			path = Sources;
 			sourceTree = "<group>";
diff --git a/Sources/QuickAssertions.swift b/Sources/QuickAssertions.swift
deleted file mode 100644
index 9c49dc1..0000000
--- a/Sources/QuickAssertions.swift
+++ /dev/null
@@ -1,23 +0,0 @@
-//
-//  QuickAssertions.swift
-//  Difference
-//
-//  Created by Krzysztof Zablocki on 18/10/2017.
-//  Copyright © 2017 Difference. All rights reserved.
-//
-
-import Foundation
-import Quick
-import Nimble
-
-public func equalDiff<T: Equatable>(_ otherObject: T?) -> Predicate<T> {
-    return Predicate.define { actualExpression in
-        guard let otherObject = otherObject else {
-            return PredicateResult(status: .fail, message: ExpectationMessage.fail("").appendedBeNilHint())
-        }
-
-        let object = try actualExpression.evaluate()
-
-        return PredicateResult(bool: object != otherObject, message: ExpectationMessage.fail("Found difference for " + diff(object, otherObject).joined(separator: ", ")))
-    }
-}
diff --git a/Sources/XCTAssertions.swift b/Sources/XCTAssertions.swift
deleted file mode 100644
index bc0079a..0000000
--- a/Sources/XCTAssertions.swift
+++ /dev/null
@@ -1,22 +0,0 @@
-//
-//  XCTAssertions.swift
-//  Difference
-//
-//  Created by Krzysztof Zablocki on 18/10/2017.
-//  Copyright © 2017 Difference. All rights reserved.
-//
-
-import Foundation
-import XCTest
-import Difference
-
-/// Asserts objects are equal and prints difference if they aren't
-///
-/// - Parameters:
-///   - expected: Expected object
-///   - received: Received object
-///   - file: File the assertion should show at
-///   - line: Line the assertion should show at
-public func AssertEqual<T: Equatable>(_ expected: T, _ received: T, file: StaticString = #file, line: UInt = #line) {
-    XCTAssertTrue(expected == received, "Found difference for " + diff(expected, received).joined(separator: ", "), file: file, line: line)
-}