diff --git a/src/xenia/cpu/frontend/testing/instr_vpkuhus.s b/src/xenia/cpu/frontend/testing/instr_vpkuhus.s
index c335aa2ad..d1a3b6d3d 100644
--- a/src/xenia/cpu/frontend/testing/instr_vpkuhus.s
+++ b/src/xenia/cpu/frontend/testing/instr_vpkuhus.s
@@ -1,10 +1,10 @@
 test_vpkuhus_0:
-  # {-8, -7, -6, -5, -4, -3, -2, -1}
-  # {0, 1, 2, 3, 4, 5, 6, 7}
-  #_ REGISTER_IN v3 [FFF8FFF9, FFFAFFFB, FFFCFFFD, FFFEFFFF]
-  #_ REGISTER_IN v4 [00000001, 00020003, 00040005, 00060007]
+  # {0, 256, 1, 257, 2, 258, 3, 259}
+  # {4, 260, 5, 261, 6, 262, 7, 263}
+  #_ REGISTER_IN v3 [00000100, 00010101, 00020102, 00030103]
+  #_ REGISTER_IN v4 [00040104, 00050105, 00060106, 00070107]
   vpkuhus v5, v3, v4
   blr
-  #_ REGISTER_OUT v3 [FFF8FFF9, FFFAFFFB, FFFCFFFD, FFFEFFFF]
-  #_ REGISTER_OUT v4 [00000001, 00020003, 00040005, 00060007]
-  #_ REGISTER_OUT v5 [F8F9FAFB, FCFDFEFF, 00010203, 04050607]
+  #_ REGISTER_OUT v3 [00000100, 00010101, 00020102, 00030103]
+  #_ REGISTER_OUT v4 [00040104, 00050105, 00060106, 00070107]
+  #_ REGISTER_OUT v5 [00FF01FF, 02FF03FF, 04FF05FF, 06FF07FF]