diff --git a/Sources/GzipArchive.swift b/Sources/GzipArchive.swift
index 5e419d2e..134a93aa 100644
--- a/Sources/GzipArchive.swift
+++ b/Sources/GzipArchive.swift
@@ -95,8 +95,8 @@ public struct GzipHeader {
         - Throws: `GzipError`. It may indicate that either the data is damaged or
         it might not be compressed with gzip at all.
     */
-    public init(archiveData: Data) throws {
-        let pointerData = DataWithPointer(data: archiveData, bitOrder: .reversed)
+    public init(archive data: Data) throws {
+        let pointerData = DataWithPointer(data: data, bitOrder: .reversed)
         try self.init(pointerData)
     }
 
diff --git a/Tests/GzipTests.swift b/Tests/GzipTests.swift
index 7ce3b7a6..278d04d0 100644
--- a/Tests/GzipTests.swift
+++ b/Tests/GzipTests.swift
@@ -26,7 +26,7 @@ class GzipTests: XCTestCase {
         }
 
         // Test GZip header parsing
-        guard let testGzipHeader = try? GzipHeader(archiveData: testData) else {
+        guard let testGzipHeader = try? GzipHeader(archive: testData) else {
             XCTFail("Unable to get archive header.")
             return
         }
@@ -35,7 +35,7 @@ class GzipTests: XCTestCase {
         XCTAssertEqual(testGzipHeader.modificationTime, Date(timeIntervalSince1970: TimeInterval(mtime)),
                        "Incorrect mtime.")
         XCTAssertEqual(testGzipHeader.osType, .unix, "Incorrect OS type.")
-        XCTAssertEqual(testGzipHeader.originalFileName, "\(testName).answer", "Incorrect original file name.")
+        XCTAssertEqual(testGzipHeader.fileName, "\(testName).answer", "Incorrect original file name.")
         XCTAssertEqual(testGzipHeader.comment, nil, "Incorrect comment.")
     }
 
@@ -106,7 +106,7 @@ class GzipTests: XCTestCase {
         }
 
         // Test output GZip header.
-        guard let testGzipHeader = try? GzipHeader(archiveData: archiveData) else {
+        guard let testGzipHeader = try? GzipHeader(archive: archiveData) else {
             XCTFail("Unable to get archive header.")
             return
         }
@@ -114,7 +114,7 @@ class GzipTests: XCTestCase {
         XCTAssertEqual(testGzipHeader.compressionMethod, .deflate, "Incorrect compression method.")
         XCTAssertEqual(testGzipHeader.modificationTime?.timeIntervalSince1970, mtime, "Incorrect mtime.")
         XCTAssertEqual(testGzipHeader.osType, .macintosh, "Incorrect OS type.")
-        XCTAssertEqual(testGzipHeader.originalFileName, "\(testName).answer", "Incorrect original file name.")
+        XCTAssertEqual(testGzipHeader.fileName, "\(testName).answer", "Incorrect original file name.")
         XCTAssertEqual(testGzipHeader.comment, "some file comment", "Incorrect comment.")
         XCTAssertTrue(testGzipHeader.isTextFile)