diff --git a/util/test/demos/vk/vk_shader_debug_zoo.cpp b/util/test/demos/vk/vk_shader_debug_zoo.cpp
index ea6bb413d..70cfbdf53 100644
--- a/util/test/demos/vk/vk_shader_debug_zoo.cpp
+++ b/util/test/demos/vk/vk_shader_debug_zoo.cpp
@@ -3387,15 +3387,15 @@ OpBranch %_bottomlabel
       // Packed 4x8-bit
       append_tests({
           R"EOTEST(
-%_x = OpSDotKHR %int %int_dyn_0x01020304 %int_dyn_0x05060708
-%_y = OpSUDotKHR %int %int_dyn_0x090A0B0C %uint_dyn_0x0D0E0F10
-%_z = OpSDotAccSatKHR %int %int_dyn_0x01020304 %int_dyn_0x05060708 %int_191
-%_w = OpSUDotAccSatKHR %int %int_dyn_0x090A0B0C %uint_dyn_0x0D0E0F10 %int_neg237
+%_x = OpSDotKHR %int %int_dyn_0x01020304 %int_dyn_0x05060708 PackedVectorFormat4x8BitKHR
+%_y = OpSUDotKHR %int %int_dyn_0x090A0B0C %uint_dyn_0x0D0E0F10 PackedVectorFormat4x8BitKHR
+%_z = OpSDotAccSatKHR %int %int_dyn_0x01020304 %int_dyn_0x05060708 %int_191 PackedVectorFormat4x8BitKHR
+%_w = OpSUDotAccSatKHR %int %int_dyn_0x090A0B0C %uint_dyn_0x0D0E0F10 %int_neg237 PackedVectorFormat4x8BitKHR
 %_out_int4 = OpCompositeConstruct %int4 %_x %_y %_z %_w
 )EOTEST",
           R"EOTEST(
-%_x = OpUDotKHR %uint %uint_dyn_0x01020304 %uint_dyn_0x05060708
-%_y = OpUDotAccSatKHR %uint %uint_dyn_0x090A0B0C0D %uint_dyn_0x0E0F1011 %uint_73
+%_x = OpUDotKHR %uint %uint_dyn_0x01020304 %uint_dyn_0x05060708 PackedVectorFormat4x8BitKHR
+%_y = OpUDotAccSatKHR %uint %uint_dyn_0x090A0B0C0D %uint_dyn_0x0E0F1011 %uint_73 PackedVectorFormat4x8BitKHR
 %_out_uint4 = OpCompositeConstruct %uint4 %_x %_y %_x %_y
 )EOTEST",
       });