diff --git a/libs/JSystem/include/JSystem/JKernel/JKRDvdRipper.h b/libs/JSystem/include/JSystem/JKernel/JKRDvdRipper.h
index 82b9c21a2e..0720605efb 100644
--- a/libs/JSystem/include/JSystem/JKernel/JKRDvdRipper.h
+++ b/libs/JSystem/include/JSystem/JKernel/JKRDvdRipper.h
@@ -36,6 +36,9 @@ public:
     static JSUList<JKRDMCommand> sDvdAsyncList;
     static u32 sSZSBufferSize;
     static bool errorRetry;
+#if TARGET_PC
+    static JKRHeap* sHeap;
+#endif
 
     enum EAllocDirection {
         UNKNOWN_EALLOC_DIRECTION = 0,
@@ -54,6 +57,12 @@ public:
 
     static bool isErrorRetry(void) { return errorRetry; }
     inline static u32 getSZSBufferSize() { return sSZSBufferSize; }
+
+#if TARGET_PC
+    static inline JKRHeap* getHeap() { return sHeap; }
+    static inline void setHeap(JKRHeap* i_heap) { sHeap = i_heap; }
+
+#endif
 };
 
 // void JKRDecompressFromDVD(JKRDvdFile*, void*, u32, u32, u32, u32, u32*);
diff --git a/libs/JSystem/src/JKernel/JKRDvdRipper.cpp b/libs/JSystem/src/JKernel/JKRDvdRipper.cpp
index ae644ee9e1..ae65f42ba3 100644
--- a/libs/JSystem/src/JKernel/JKRDvdRipper.cpp
+++ b/libs/JSystem/src/JKernel/JKRDvdRipper.cpp
@@ -13,6 +13,8 @@
 #include <vi.h>
 #include <stdint.h>
 
+#include "JSystem/JKernel/JKRExpHeap.h"
+
 static int JKRDecompressFromDVD(JKRDvdFile*, void*, u32, u32, u32, u32, u32*);
 static int decompSZS_subroutine(u8*, u8*);
 static u8* firstSrcData();
@@ -240,6 +242,8 @@ static OSMutex decompMutex;
 
 u32 JKRDvdRipper::sSZSBufferSize = 0x00000400;
 
+JKRHeap* JKRDvdRipper::sHeap = NULL;
+
 static u8* szpBuf;
 
 static u8* szpEnd;
@@ -282,12 +286,20 @@ static int JKRDecompressFromDVD(JKRDvdFile* dvdFile, void* dst, u32 fileSize, u3
     OSLockMutex(&decompMutex);
     u32 result = 0;
     u32 szsBufferSize = JKRDvdRipper::getSZSBufferSize();
+#if TARGET_PC
+    szpBuf = (u8 *)JKRAllocFromHeap(JKRDvdRipper::getHeap(), szsBufferSize, -0x20);
+#else
     szpBuf = (u8 *)JKRAllocFromSysHeap(szsBufferSize, -0x20);
+#endif
     JUT_ASSERT(909, szpBuf != NULL);
 
     szpEnd = szpBuf + szsBufferSize;
     if (inFileOffset != 0) {
+#if TARGET_PC
+        refBuf = (u8 *)JKRAllocFromHeap(JKRDvdRipper::getHeap(), 0x1120, -4);
+#else
         refBuf = (u8 *)JKRAllocFromSysHeap(0x1120, -4);
+#endif
         JUT_ASSERT(918, refBuf != NULL);
         refEnd = refBuf + 0x1120;
         refCurrent = refBuf;
diff --git a/src/m_Do/m_Do_machine.cpp b/src/m_Do/m_Do_machine.cpp
index f50c8a6fdb..d5258b6f98 100644
--- a/src/m_Do/m_Do_machine.cpp
+++ b/src/m_Do/m_Do_machine.cpp
@@ -29,6 +29,10 @@
 #include "DynamicLink.h"
 #include "os_report.h"
 
+#if TARGET_PC
+#include <assert.h>
+#endif
+
 #if !PLATFORM_GCN
 #include <revolution/sc.h>
 #include <revolution/wpad.h>
@@ -991,6 +995,11 @@ int mDoMch_Create() {
     GXSetVerifyCallback((GXVerifyCallback)&myGXVerifyCallback);
     #endif
     JKRDvdRipper::setSZSBufferSize(0x4000);
+#if TARGET_PC
+    JKRHeap* dvdHeap = JKRCreateExpHeap(0x10000, NULL, false);
+    assert(dvdHeap != NULL);
+    JKRDvdRipper::setHeap(dvdHeap);
+#endif
     JKRDvdAramRipper::setSZSBufferSize(0x4000);
     JKRAram::setSZSBufferSize(0x2000);
     mDoDvdThd::create(OSGetThreadPriority(OSGetCurrentThread()) - 2);