diff --git a/src/core/kernel/exports/EmuKrnlKe.cpp b/src/core/kernel/exports/EmuKrnlKe.cpp
index ffdd8b984..72ed32a37 100644
--- a/src/core/kernel/exports/EmuKrnlKe.cpp
+++ b/src/core/kernel/exports/EmuKrnlKe.cpp
@@ -1404,13 +1404,7 @@ XBSYSAPI EXPORTNUM(124) xbox::long_xt NTAPI xbox::KeQueryBasePriorityThread
 	KIRQL OldIrql;
 	KiLockDispatcherDatabase(&OldIrql);
 
-	long_xt ret;
-	if (const auto &nativeHandle = GetNativeHandle<true>(reinterpret_cast<PETHREAD>(Thread)->UniqueThread)) {
-		ret = GetThreadPriority(*nativeHandle);
-	}
-	else {
-		ret = Thread->Priority;
-	}
+	long_xt ret = Thread->Priority;
 
 	KiUnlockDispatcherDatabase(OldIrql);
 
@@ -1855,32 +1849,8 @@ XBSYSAPI EXPORTNUM(143) xbox::long_xt NTAPI xbox::KeSetBasePriorityThread
 	KIRQL oldIRQL;
 	KiLockDispatcherDatabase(&oldIRQL);
 
-	long_xt ret;
-	if (const auto &nativeHandle = GetNativeHandle<true>(reinterpret_cast<PETHREAD>(Thread)->UniqueThread)) {
-		ret = GetThreadPriority(*nativeHandle);
-
-		if (Priority == 16) {
-			Priority = THREAD_PRIORITY_TIME_CRITICAL;
-		}
-		else if (Priority == -16) {
-			Priority = THREAD_PRIORITY_IDLE;
-		}
-
-		// HACK: only change the priority if set above normal. Test case: Black. It calls this to set the priority of a thread to THREAD_PRIORITY_LOWEST, and that same
-		// thread calls D3DDevice_BlockUntilVerticalBlank. The problem arises because there is also another thread that runs at higher priority and calls D3DDevice_BlockUntilVerticalBlank
-		// too to wait on the vblank kevent. When the vblank does occur, this other thread will satisfy the wait first, and set the kevent back to non-signalled. Thus, the other
-		// thread will miss the signal because typically, Windows won't re-schedule it after many more vblank have already occured. The proper solution is to boost the priority of
-		// the thread when the kevent is signalled, with the increment argument specified in KeSetEvent. Such boosts should also be appiled whenever a thread satisfies a wait.
-		if (Priority <= THREAD_PRIORITY_NORMAL) {
-			BOOL result = SetThreadPriority(*nativeHandle, Priority);
-			if (!result) {
-				EmuLog(LOG_LEVEL::WARNING, "SetThreadPriority failed: %s", WinError2Str().c_str());
-			}
-		}
-	}
-	else {
-		ret = Thread->Priority;
-	}
+	Thread->Priority = Priority;
+	long_xt ret = Thread->Priority;
 
 	KiUnlockDispatcherDatabase(oldIRQL);
 
@@ -1901,13 +1871,6 @@ XBSYSAPI EXPORTNUM(144) xbox::boolean_xt NTAPI xbox::KeSetDisableBoostThread
 	KIRQL oldIRQL;
 	KiLockDispatcherDatabase(&oldIRQL);
 
-	if (const auto &nativeHandle = GetNativeHandle<true>(reinterpret_cast<PETHREAD>(Thread)->UniqueThread)) {
-		BOOL bRet = SetThreadPriorityBoost(*nativeHandle, Disable);
-		if (!bRet) {
-			EmuLog(LOG_LEVEL::WARNING, "SetThreadPriorityBoost failed: %s", WinError2Str().c_str());
-		}
-	}
-
 	boolean_xt prevDisableBoost = Thread->DisableBoost;
 	Thread->DisableBoost = (CHAR)Disable;