diff --git a/public/vstdlib/IKeyValuesSystem.h b/public/vstdlib/IKeyValuesSystem.h
index 6f3eb159..0276f355 100644
--- a/public/vstdlib/IKeyValuesSystem.h
+++ b/public/vstdlib/IKeyValuesSystem.h
@@ -29,7 +29,7 @@ public:
 	virtual void RegisterSizeofKeyValues(int size) = 0;
 
 	// allocates/frees a KeyValues object from the shared mempool
-	virtual void *AllocKeyValuesMemory(int size) = 0;
+	virtual void *AllocKeyValuesMemory() = 0;
 	virtual void FreeKeyValuesMemory(void *pMem) = 0;
 
 	// symbol table access (used for key names)
diff --git a/tier1/KeyValues.cpp b/tier1/KeyValues.cpp
index 2b10730f..6b059be0 100644
--- a/tier1/KeyValues.cpp
+++ b/tier1/KeyValues.cpp
@@ -2343,13 +2343,13 @@ bool KeyValues::ReadAsBinary( CUtlBuffer &buffer )
 void *KeyValues::operator new( size_t iAllocSize )
 {
 	MEM_ALLOC_CREDIT();
-	return KeyValuesSystem()->AllocKeyValuesMemory(iAllocSize);
+	return KeyValuesSystem()->AllocKeyValuesMemory();
 }
 
 void *KeyValues::operator new( size_t iAllocSize, int nBlockUse, const char *pFileName, int nLine )
 {
 	MemAlloc_PushAllocDbgInfo( pFileName, nLine );
-	void *p = KeyValuesSystem()->AllocKeyValuesMemory(iAllocSize);
+	void *p = KeyValuesSystem()->AllocKeyValuesMemory();
 	MemAlloc_PopAllocDbgInfo();
 	return p;
 }