diff --git a/cpu/ixp/npe/npe.c b/cpu/ixp/npe/npe.c
index a33b956..892096b 100644
--- a/cpu/ixp/npe/npe.c
+++ b/cpu/ixp/npe/npe.c
@@ -67,7 +67,7 @@
 		p = npe_alloc_free;
 		npe_alloc_free += size;
 	} else {
-		printf("%s: failed (count=%d, size=%d)!\n", count, size);
+		printf("npe_alloc: failed (count=%d, size=%d)!\n", count, size);
 	}
 	return p;
 }