diff --git a/src/mono/mono/utils/mono-mmap-wasm.c b/src/mono/mono/utils/mono-mmap-wasm.c
index 3e1e80b9621126..e19645b90e82f2 100644
--- a/src/mono/mono/utils/mono-mmap-wasm.c
+++ b/src/mono/mono/utils/mono-mmap-wasm.c
@@ -96,8 +96,6 @@ static void*
 valloc_impl (void *addr, size_t size, int flags, MonoMemAccountType type)
 {
 	void *ptr;
-	int mflags = 0;
-	int prot = prot_from_flags (flags);
 
 	if (!mono_valloc_can_alloc (size))
 		return NULL;