diff --git a/cafe/coreinit/exports.def b/cafe/coreinit/exports.def
index 94ea769..d8f035c 100644
--- a/cafe/coreinit/exports.def
+++ b/cafe/coreinit/exports.def
@@ -39,11 +39,6 @@ OSXorAtomic64
 OSTestAndClearAtomic64
 OSTestAndSetAtomic64
 
-// coreinit/baseheap.h
-MEMGetArena
-MEMGetBaseHeapHandle
-MEMSetBaseHeapHandle
-
 // coreinit/blockheap.h
 MEMInitBlockHeap
 MEMDestroyBlockHeap
@@ -248,6 +243,9 @@ MCP_DeviceList
 MCP_FullDeviceList
 
 // coreinit/memheap.h
+MEMGetArena
+MEMGetBaseHeapHandle
+MEMSetBaseHeapHandle
 MEMDumpHeap
 MEMFindContainHeap
 MEMGetFillValForHeap
diff --git a/include/coreinit/baseheap.h b/include/coreinit/baseheap.h
deleted file mode 100644
index 3993c2e..0000000
--- a/include/coreinit/baseheap.h
+++ /dev/null
@@ -1,46 +0,0 @@
-#pragma once
-#include <wut.h>
-
-/**
- * \defgroup coreinit_baseheap Base Heap
- * \ingroup coreinit
- * @{
- */
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef void *MEMHeapHandle;
-
-typedef enum MEMBaseHeapType
-{
-   MEM_BASE_HEAP_MEM1   = 0,
-   MEM_BASE_HEAP_MEM2   = 1,
-   MEM_BASE_HEAP_FG     = 8,
-} MEMBaseHeapType;
-
-/**
- * Get which memory area a heap belongs to.
- */
-MEMBaseHeapType
-MEMGetArena(MEMHeapHandle handle);
-
-/**
- * Get base heap for memory area.
- */
-MEMHeapHandle
-MEMGetBaseHeapHandle(MEMBaseHeapType type);
-
-/**
- * Set base heap for memory area.
- */
-MEMHeapHandle
-MEMSetBaseHeapHandle(MEMBaseHeapType type,
-                     MEMHeapHandle handle);
-
-#ifdef __cplusplus
-}
-#endif
-
-/** @} */
diff --git a/include/coreinit/memheap.h b/include/coreinit/memheap.h
index d937992..fccf82b 100644
--- a/include/coreinit/memheap.h
+++ b/include/coreinit/memheap.h
@@ -16,6 +16,14 @@ extern "C" {
 #endif
 
 typedef struct MEMHeapHeader MEMHeapHeader;
+typedef MEMHeapHeader *MEMHeapHandle;
+
+typedef enum MEMBaseHeapType
+{
+   MEM_BASE_HEAP_MEM1   = 0,
+   MEM_BASE_HEAP_MEM2   = 1,
+   MEM_BASE_HEAP_FG     = 8,
+} MEMBaseHeapType;
 
 typedef enum MEMHeapFillType
 {
@@ -74,11 +82,35 @@ CHECK_OFFSET(MEMHeapHeader, 0x20, lock);
 CHECK_OFFSET(MEMHeapHeader, 0x30, flags);
 CHECK_SIZE(MEMHeapHeader, 0x40);
 
+
+/**
+ * Get which memory area a heap belongs to.
+ */
+MEMBaseHeapType
+MEMGetArena(MEMHeapHandle handle);
+
+
+/**
+ * Get base heap for memory area.
+ */
+MEMHeapHandle
+MEMGetBaseHeapHandle(MEMBaseHeapType type);
+
+
+/**
+ * Set base heap for memory area.
+ */
+MEMHeapHandle
+MEMSetBaseHeapHandle(MEMBaseHeapType type,
+                     MEMHeapHandle handle);
+
+
 /**
  * Print details about heap to COSWarn
  */
 void
-MEMDumpHeap(MEMHeapHeader *heap);
+MEMDumpHeap(MEMHeapHandle heap);
+
 
 /**
  * Find heap which contains a memory block.
@@ -86,12 +118,14 @@ MEMDumpHeap(MEMHeapHeader *heap);
 MEMHeapHeader *
 MEMFindContainHeap(void *block);
 
+
 /**
  * Get the data fill value used when MEM_HEAP_FLAG_DEBUG_MODE is set.
  */
 uint32_t
 MEMGetFillValForHeap(MEMHeapFillType type);
 
+
 /**
  * Set the data fill value used when MEM_HEAP_FLAG_DEBUG_MODE is set.
  */