diff --git a/AerofoilPortable/GpAllocator_C.cpp b/AerofoilPortable/GpAllocator_C.cpp
index e34be51..7ec3f35 100644
--- a/AerofoilPortable/GpAllocator_C.cpp
+++ b/AerofoilPortable/GpAllocator_C.cpp
@@ -104,7 +104,7 @@ void GpAllocator_C::Free(void *buf)
 	const GpAllocator_C_MMBlock *mmBlock = reinterpret_cast<const GpAllocator_C_MMBlock*>(bytes - GpAllocator_C_MMBlock::AlignedSize());
 
 	void *freeLoc = bytes - GpAllocator_C_MMBlock::AlignedSize() - mmBlock->m_offsetFromAllocLocation;
-	(void)realloc(freeLoc, 0);
+	free(freeLoc);
 }
 
 GpAllocator_C *GpAllocator_C::GetInstance()
diff --git a/PortabilityLayer/ScanlineMaskBuilder.cpp b/PortabilityLayer/ScanlineMaskBuilder.cpp
index 96443df..3bda80a 100644
--- a/PortabilityLayer/ScanlineMaskBuilder.cpp
+++ b/PortabilityLayer/ScanlineMaskBuilder.cpp
@@ -15,7 +15,7 @@ namespace PortabilityLayer
 	ScanlineMaskBuilder::~ScanlineMaskBuilder()
 	{
 		if (m_spans)
-			(void)realloc(m_spans, 0);
+			free(m_spans);
 	}
 
 	bool ScanlineMaskBuilder::AppendSpan(size_t span)