diff --git a/src/xenia/cpu/frontend/test/xe-cpu-ppc-test.cc b/src/xenia/cpu/frontend/test/xe-cpu-ppc-test.cc
index 26e602e45..63c99ec95 100644
--- a/src/xenia/cpu/frontend/test/xe-cpu-ppc-test.cc
+++ b/src/xenia/cpu/frontend/test/xe-cpu-ppc-test.cc
@@ -198,8 +198,9 @@ class TestRunner {
     uint32_t stack_size = 64 * 1024;
     uint32_t stack_address = START_ADDRESS - stack_size;
     uint32_t pcr_address = stack_address - 0x1000;
-    thread_state.reset(new ThreadState(processor.get(), 0x100, stack_address,
-                                       stack_size, pcr_address));
+    thread_state.reset(new ThreadState(processor.get(), 0x100,
+                                       ThreadStackType::kUserStack,
+                                       stack_address, stack_size, pcr_address));
 
     return true;
   }