diff --git a/yaboot/yaboot-promclaim.patch b/yaboot/yaboot-promclaim.patch
new file mode 100644
index 0000000..8598fad
--- /dev/null
+++ b/yaboot/yaboot-promclaim.patch
@@ -0,0 +1,12 @@
+diff -ur yaboot-1.3.17-rc1/second/fs_of.c yaboot-1.3.17-rc1-promclaim/second/fs_of.c
+--- yaboot-1.3.17-rc1/second/fs_of.c    2011-06-01 22:49:52.036062925 -0400
++++ yaboot-1.3.17-rc1-promclaim/second/fs_of.c  2011-06-22 05:05:03.056063235 -0400
+@@ -44,7 +44,7 @@
+ #include "errors.h"
+ #include "debug.h"
+
+-#define LOAD_BUFFER_SIZE       0x1800000
++#define LOAD_BUFFER_SIZE       0x2000000
+
+ static int of_open(struct boot_file_t* file,
+                   struct partition_t* part, struct boot_fspec_t* fspec);