diff --git a/lib_ppc/bootm.c b/lib_ppc/bootm.c
index 3c1c18b..8d54675 100644
--- a/lib_ppc/bootm.c
+++ b/lib_ppc/bootm.c
@@ -105,7 +105,7 @@
 
 	if (size < bootm_size) {
 		ulong base = bootmap_base + size;
-		printf("WARNING: adjusting available memory to %x\n", size);
+		printf("WARNING: adjusting available memory to %lx\n", size);
 		lmb_reserve(lmb, base, bootm_size - size);
 	}
 
@@ -672,7 +672,7 @@
 				 */
 				fdt_blob = (char *)fdt_addr;
 				debug ("*  fdt: raw FDT blob\n");
-				printf ("## Flattened Device Tree blob at %08lx\n", fdt_blob);
+				printf ("## Flattened Device Tree blob at %08lx\n", (long)fdt_blob);
 			}
 			break;
 		default:
@@ -680,7 +680,7 @@
 			goto error;
 		}
 
-		printf ("   Booting using the fdt blob at 0x%x\n", fdt_blob);
+		printf ("   Booting using the fdt blob at 0x%x\n", (int)fdt_blob);
 
 	} else if (images->legacy_hdr_valid &&
 			image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
@@ -699,7 +699,7 @@
 		if (fdt_len) {
 
 			fdt_blob = (char *)fdt_data;
-			printf ("   Booting using the fdt at 0x%x\n", fdt_blob);
+			printf ("   Booting using the fdt at 0x%x\n", (int)fdt_blob);
 
 			if (fdt_check_header (fdt_blob) != 0) {
 				fdt_error ("image is not a fdt");