diff --git a/src/xenia/gpu/command_processor.cc b/src/xenia/gpu/command_processor.cc
index 936fb89b0..9854f5030 100644
--- a/src/xenia/gpu/command_processor.cc
+++ b/src/xenia/gpu/command_processor.cc
@@ -728,12 +728,20 @@ bool CommandProcessor::ExecutePacketType3(RingBuffer* reader, uint32_t packet) {
     } break;
     case PM4_CONTEXT_UPDATE: {
       assert_true(count == 1);
-      uint64_t value = reader->ReadAndSwap<uint32_t>();
+      uint32_t value = reader->ReadAndSwap<uint32_t>();
       XELOGGPU("GPU context update = {:08X}", value);
       assert_true(value == 0);
       result = true;
       break;
     }
+    case PM4_WAIT_FOR_IDLE: {
+      // This opcode is used by "Duke Nukem Forever" while going/being ingame
+      assert_true(count == 1);
+      uint32_t value = reader->ReadAndSwap<uint32_t>();
+      XELOGGPU("GPU wait for idle = {:08X}", value);
+      result = true;
+      break;
+    }
 
     default:
       XELOGGPU("Unimplemented GPU OPCODE: 0x{:02X}\t\tCOUNT: {}\n", opcode,