Index: utils/ofarc/OFArc.m
==================================================================
--- utils/ofarc/OFArc.m
+++ utils/ofarc/OFArc.m
@@ -480,19 +480,22 @@
 					      type: type
 					      mode: mode
 					  encoding: encoding];
 
 #ifdef OF_MACOS
-		@try {
-			OFString *attributeName = @"com.apple.quarantine";
-
-			_quarantine = [[[OFFileManager defaultManager]
-			    extendedAttributeDataForName: attributeName
-					     ofItemAtIRI: IRI] retain];
-		} @catch (OFGetItemAttributesFailedException *e) {
-			if (e.errNo != /*ENOATTR*/ 93)
-				@throw e;
+		if ([IRI.scheme isEqual: @"file"]) {
+			@try {
+				OFString *attributeName =
+				    @"com.apple.quarantine";
+
+				_quarantine = [[[OFFileManager defaultManager]
+				    extendedAttributeDataForName: attributeName
+						     ofItemAtIRI: IRI] retain];
+			} @catch (OFGetItemAttributesFailedException *e) {
+				if (e.errNo != /*ENOATTR*/ 93)
+					@throw e;
+			}
 		}
 #endif
 
 		if (outputDir != nil) {
 			OFFileManager *fileManager =