diff --git a/src/arch/host/include/arch/sof.h b/src/arch/host/include/arch/sof.h
index b960fd106..011bbb0e0 100644
--- a/src/arch/host/include/arch/sof.h
+++ b/src/arch/host/include/arch/sof.h
@@ -21,11 +21,6 @@
 /* data cache line alignment */
 #define PLATFORM_DCACHE_ALIGN	sizeof(uint32_t)
 
-#define PLATFORM_HEAP_SYSTEM		1
-#define PLATFORM_HEAP_SYSTEM_RUNTIME	1
-#define PLATFORM_HEAP_RUNTIME		1
-#define PLATFORM_HEAP_BUFFER		3
-
 static inline void *arch_get_stack_ptr(void)
 {
 	void *frames[ARCH_STACK_DUMP_FRAMES];
diff --git a/src/platform/library/include/platform/memory.h b/src/platform/library/include/platform/memory.h
index 6061766ea..146bdfc41 100644
--- a/src/platform/library/include/platform/memory.h
+++ b/src/platform/library/include/platform/memory.h
@@ -20,6 +20,11 @@
 #define MAILBOX_BASE		0
 #define MAILBOX_BASE_SIZE	0x400
 
+#define PLATFORM_HEAP_SYSTEM		1
+#define PLATFORM_HEAP_SYSTEM_RUNTIME	1
+#define PLATFORM_HEAP_RUNTIME		1
+#define PLATFORM_HEAP_BUFFER		3
+
 #endif /* __PLATFORM_MEMORY_H__ */
 
 #else