Index: src/OFMutableArray.m
==================================================================
--- src/OFMutableArray.m
+++ src/OFMutableArray.m
@@ -375,11 +375,12 @@
 	size_t count = self.count;
 
 	if (count == 0 || count == 1)
 		return;
 
-	quicksort(self, 0, count - 1, selectorCompare, selector, options);
+	quicksort(self, 0, count - 1, selectorCompare, (void *)selector,
+	    options);
 }
 
 - (void)sortUsingFunction: (OFCompareFunction)compare
 		  context: (void *)context
 		  options: (OFArraySortOptions)options