diff --git a/configure.py b/configure.py
index 313d24f55c..147b7150e7 100755
--- a/configure.py
+++ b/configure.py
@@ -1,5 +1,9 @@
 #!/usr/bin/env python3
 
+print("You do not need to run configure.py for Dusk! This file is here to avoid conflicts with decomp.")
+print("Use CMake to configure your build instead.")
+exit(1)
+
 ###
 # Generates build files for the project.
 # This file also includes the project configuration,
diff --git a/libs/JSystem/src/JFramework/JFWDisplay.cpp b/libs/JSystem/src/JFramework/JFWDisplay.cpp
index 26788f9f38..a726889863 100644
--- a/libs/JSystem/src/JFramework/JFWDisplay.cpp
+++ b/libs/JSystem/src/JFramework/JFWDisplay.cpp
@@ -5,6 +5,7 @@
 #include <gx.h>
 #include <stdint.h>
 #include <vi.h>
+#include "SDL3/SDL_timer.h"
 #include "JSystem/J2DGraph/J2DOrthoGraph.h"
 #include "JSystem/JFramework/JFWDisplay.h"
 #include "JSystem/JKernel/JKRHeap.h"
@@ -384,6 +385,12 @@ static void waitForTick(u32 p1, u16 p2) {
 
 JSUList<JFWAlarm> JFWAlarm::sList(false);
 
+#if TARGET_PC
+void JFWDisplay::threadSleep(s64 time) {
+    SDL_DelayNS(OSTicksToMicroseconds(time) * 1'000);
+}
+#else
+
 static void JFWThreadAlarmHandler(OSAlarm* p_alarm, OSContext* p_ctx) {
     JFWAlarm* alarm = static_cast<JFWAlarm*>(p_alarm);
     alarm->removeLink();
@@ -401,6 +408,7 @@ void JFWDisplay::threadSleep(s64 time) {
     OSSuspendThread(alarm.getThread());
     OSRestoreInterrupts(status);
 }
+#endif
 
 static void dummy() {
     JUTXfb::getManager()->setDisplayingXfbIndex(0);
diff --git a/libs/JSystem/src/JKernel/JKRThread.cpp b/libs/JSystem/src/JKernel/JKRThread.cpp
index 103e6bbcbc..31c2cbe6e5 100644
--- a/libs/JSystem/src/JKernel/JKRThread.cpp
+++ b/libs/JSystem/src/JKernel/JKRThread.cpp
@@ -88,7 +88,11 @@ void JKRThread::setCommon_heapSpecified(JKRHeap* heap, u32 stack_size, int param
     mThreadRecord = (OSThread*)JKRAllocFromHeap(mHeap, sizeof(OSThread), 0x20);
     JUT_ASSERT(168, mThreadRecord);
 
-    OSCreateThread(mThreadRecord, start, this, (u8*)mStackMemory + mStackSize, mStackSize, param_3, 1);
+#if TARGET_PC
+    OSCreateThread(mThreadRecord, start, this, (u8*)mStackMemory + mStackSize, mStackSize, param_3, 0);
+#else
+    OSCreateThread(mThreadRecord, start, this, (u8*)mStackMemory + mStackSize, mStackSize, param_3, OS_THREAD_ATTR_DETACH);
+#endif
 }
 
 void* JKRThread::start(void* thread) {
diff --git a/src/dusk/OSThread.cpp b/src/dusk/OSThread.cpp
index af339e8656..d5d73df243 100644
--- a/src/dusk/OSThread.cpp
+++ b/src/dusk/OSThread.cpp
@@ -41,7 +41,7 @@ struct PCThreadData {
     bool suspended = false;
 
     ~PCThreadData() {
-        if (dusk::IsShuttingDown) {
+        if (dusk::IsShuttingDown && nativeThread.joinable()) {
             // Don't care about threads if we're shutting down.
             nativeThread.detach();
         }