diff --git a/core/mem/virtual/arena.odin b/core/mem/virtual/arena.odin
index b515aa3cf..bcf3ee702 100644
--- a/core/mem/virtual/arena.odin
+++ b/core/mem/virtual/arena.odin
@@ -141,9 +141,9 @@ arena_alloc_unguarded :: proc(arena: ^Arena, size: uint, alignment: uint, loc :=
 
 			needed := mem.align_forward_uint(size, alignment)
 			needed = max(needed, arena.default_commit_size)
-			block_size := max(needed, arena.minimum_block_size)
+			block_size := max(needed, arena.minimum_block_size) + alignment
 
-			new_block := memory_block_alloc(needed, block_size, alignment, {}) or_return
+			new_block := memory_block_alloc(needed, block_size) or_return
 			new_block.prev = arena.curr_block
 			arena.curr_block = new_block
 			arena.total_reserved += new_block.reserved
diff --git a/core/mem/virtual/virtual.odin b/core/mem/virtual/virtual.odin
index 3f388acf3..d37c61267 100644
--- a/core/mem/virtual/virtual.odin
+++ b/core/mem/virtual/virtual.odin
@@ -154,7 +154,7 @@ alloc_from_memory_block :: proc(block: ^Memory_Block, min_size, alignment: uint,
 
 			pmblock.committed = platform_total_commit
 			block.committed = pmblock.committed - base_offset
-
+			assert(block.committed <= block.reserved)
 		}
 		return
 	}
@@ -174,7 +174,7 @@ alloc_from_memory_block :: proc(block: ^Memory_Block, min_size, alignment: uint,
 		err = .Out_Of_Memory
 		return
 	}
-	assert(block.committed <= block.reserved)
+
 	do_commit_if_necessary(block, size, default_commit_size) or_return
 
 	data = block.base[block.used+alignment_offset:][:min_size]