Index: src/OFExceptions.m
==================================================================
--- src/OFExceptions.m
+++ src/OFExceptions.m
@@ -33,11 +33,11 @@
 }
 
 -     init: (id)obj
   withSize: (size_t)size
 {
-	fprintf(stderr, "ERROR: Could not allocate %zd byte for object %s!\n",
+	fprintf(stderr, "ERROR: Could not allocate %zu byte for object %s!\n",
 	    size, [obj name]);
 
 	return [super init];
 }
 @end

Index: tests/OFList/OFList.m
==================================================================
--- tests/OFList/OFList.m
+++ tests/OFList/OFList.m
@@ -36,13 +36,13 @@
 	[list addNew: [OFString new: strings[1]]];
 	[list addNew: [OFString new: strings[2]]];
  
 	for (iter = [list first], i = 0; iter != nil; iter = [iter next], i++)
 		if (!strcmp([(OFString*)[iter data] cString], strings[i]))
-			printf("Element %zd is expected element. GOOD!\n", i);
+			printf("Element %zu is expected element. GOOD!\n", i);
 		else {
-			printf("Element %zd is not expected element!\n", i);
+			printf("Element %zu is not expected element!\n", i);
 			return 1;
 		}
 
 	if (!strcmp([(OFString*)[[list first] data] cString], strings[0]))
 		puts("First element is expected element. GOOD!");