diff --git a/examples/test_burst_lib.S b/examples/test_burst_lib.S
index 5bb4981..aef4e32 100644
--- a/examples/test_burst_lib.S
+++ b/examples/test_burst_lib.S
@@ -70,7 +70,7 @@
 	 * we can load the instruction and data TLB registers with the
 	 * same values.
 	 */
-	lwz	r9,20(r29)		/* gd->ram_size */
+	lwz	r9,20(r2)		/* gd->ram_size */
 	addis	r9,r9,-0x80
 
 	mr	r8, r9			/* Higher 8 Meg in SDRAM */