diff --git a/arena/arenas.go b/arena/arenas.go
index e82fca6..de090cc 100644
--- a/arena/arenas.go
+++ b/arena/arenas.go
@@ -187,17 +187,25 @@ func Paged(page_size, total_reserved_in_bytes uintptr) Arena {
 		offset    uintptr
 	)
 
-	base, err := mem.Reserve(total_reserved_in_bytes)
+	// @note(judah): Because, runtime.AddCleanup requires a Go-allocated
+	// pointer, we need to keep *something* around so we don't leak.
+	type cleanupwrapper struct {
+		data []byte
+	}
+
+	data, err := mem.Reserve(total_reserved_in_bytes)
 	if err != nil {
 		panic(fmt.Sprintf("paged: failed to reserve address space - %s", err))
 	}
 
+	base := new(cleanupwrapper{data})
+
 	// @todo(judah): is this needed?
-	runtime.AddCleanup(&base, func(_ struct{}) {
-		if err := mem.Release(base); err != nil {
+	runtime.AddCleanup(base, func(memory []byte) {
+		if err := mem.Release(memory); err != nil {
 			panic(fmt.Sprintf("paged: failed to release memory - %s", err))
 		}
-	}, struct{}{})
+	}, data)
 
 	return func(a Action, size, align uintptr, watermark *uintptr) (unsafe.Pointer, error) {
 		switch a {
@@ -211,20 +219,20 @@ func Paged(page_size, total_reserved_in_bytes uintptr) Arena {
 				required := offset + aligned
 				to_commit := mem.AlignForward(required, page_size)
 
-				if err := mem.Commit(base[committed:to_commit], mem.AccessRead|mem.AccessWrite); err != nil {
+				if err := mem.Commit(base.data[committed:to_commit], mem.AccessRead|mem.AccessWrite); err != nil {
 					return nil, fmt.Errorf("paged: failed to commit memory - %w", err)
 				}
 
 				committed = to_commit
 			}
 
-			ptr := &base[offset]
+			ptr := &base.data[offset]
 			offset += aligned
 			return unsafe.Pointer(ptr), nil
 
 		case ACTION_RESET:
 			if committed > 0 {
-				if err := mem.Decommit(base[:mem.AlignForward(committed, page_size)]); err != nil {
+				if err := mem.Decommit(base.data[:mem.AlignForward(committed, page_size)]); err != nil {
 					return nil, fmt.Errorf("paged: failed to decommit memory - %w", err)
 				}
 			}
@@ -248,7 +256,7 @@ func Paged(page_size, total_reserved_in_bytes uintptr) Arena {
 				return nil, errors.New("paged: cannot restore nil watermark")
 			}
 
-			clear(base[*watermark:offset])
+			clear(base.data[*watermark:offset])
 			offset = *watermark
 
 			return nil, nil
diff --git a/go.mod b/go.mod
index 97aca90..45f5282 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module git.brut.systems/judah/xx
 
-go 1.25.0
+go 1.26.0
 
 require github.com/ebitengine/purego v0.9.1