diff --git a/Sources/Plasma/CoreLib/hsMalloc.h b/Sources/Plasma/CoreLib/hsMalloc.h
index a7b64a1f..0cdb2e40 100644
--- a/Sources/Plasma/CoreLib/hsMalloc.h
+++ b/Sources/Plasma/CoreLib/hsMalloc.h
@@ -167,7 +167,6 @@ inline void CDECL operator delete (void *, void *) {}
 #define ALLOC(b)                MemAlloc(b, 0, __FILE__, __LINE__)
 #define ALLOCZERO(b)            MemAlloc(b, kMemZero, __FILE__, __LINE__)
 #define ALLOCFLAGS(b, f)        MemAlloc(b, (f), __FILE__, __LINE__)
-#define MEMDUP(s, b)            MemDup(s, b, 0, __FILE__, __LINE__)
 #define ZERO(s)                 MemSet(&s, 0, sizeof(s))
 #define ZEROPTR(p)              MemSet(p, 0, sizeof(*p))
 
diff --git a/Sources/Plasma/NucleusLib/pnNetProtocol/Private/pnNpCommon.h b/Sources/Plasma/NucleusLib/pnNetProtocol/Private/pnNpCommon.h
index a1da7276..d14bb3a0 100644
--- a/Sources/Plasma/NucleusLib/pnNetProtocol/Private/pnNpCommon.h
+++ b/Sources/Plasma/NucleusLib/pnNetProtocol/Private/pnNpCommon.h
@@ -384,7 +384,8 @@ inline void IVaultNodeSetBlob (
 ) {
     free(*pdst);
     if (src) {
-        *pdst = (uint8_t*)MEMDUP(src, srcLen);
+        *pdst = (uint8_t*)malloc(srcLen);
+        memcpy(*pdst, src, srcLen);
         *pdstLen = srcLen;
     }
     else {