Index: utils/ofarc/GZIPArchive.m
==================================================================
--- utils/ofarc/GZIPArchive.m
+++ utils/ofarc/GZIPArchive.m
@@ -41,10 +41,26 @@
 
 	[fileManager setAttributes: destinationAttributes
 		      ofItemAtPath: destination];
 #endif
 }
+
+static void
+setModificationDate(OFString *path, OFGZIPStream *stream)
+{
+	OFDate *modificationDate = stream.modificationDate;
+	of_file_attributes_t attributes;
+
+	if (modificationDate == nil)
+		return;
+
+	attributes = [OFDictionary
+	    dictionaryWithObject: modificationDate
+			  forKey: of_file_attribute_key_modification_date];
+	[[OFFileManager defaultManager] setAttributes: attributes
+					 ofItemAtPath: path];
+}
 
 @implementation GZIPArchive
 + (void)initialize
 {
 	if (self == [GZIPArchive class])
@@ -129,10 +145,13 @@
 			app->_exitStatus = 1;
 			return;
 		}
 	}
 
+	[output close];
+	setModificationDate(fileName, _stream);
+
 	if (app->_outputLevel >= 0) {
 		[of_stdout writeString: @"\r"];
 		[of_stdout writeLine: OF_LOCALIZED(@"extracting_file_done",
 		    @"Extracting %[file]... done",
 		    @"file", fileName)];