diff --git a/diode/internal/diodes/many_to_one.go b/diode/internal/diodes/many_to_one.go
index 0f562f7..e94a788 100644
--- a/diode/internal/diodes/many_to_one.go
+++ b/diode/internal/diodes/many_to_one.go
@@ -9,9 +9,9 @@ import (
 // ManyToOne diode is optimal for many writers (go-routines B-n) and a single
 // reader (go-routine A). It is not thread safe for multiple readers.
 type ManyToOne struct {
-	buffer     []unsafe.Pointer
 	writeIndex uint64
 	readIndex  uint64
+	buffer     []unsafe.Pointer
 	alerter    Alerter
 }
 
diff --git a/diode/internal/diodes/one_to_one.go b/diode/internal/diodes/one_to_one.go
index aaf66d1..dd85ab0 100644
--- a/diode/internal/diodes/one_to_one.go
+++ b/diode/internal/diodes/one_to_one.go
@@ -31,9 +31,9 @@ type bucket struct {
 // OneToOne diode is meant to be used by a single reader and a single writer.
 // It is not thread safe if used otherwise.
 type OneToOne struct {
-	buffer     []unsafe.Pointer
 	writeIndex uint64
 	readIndex  uint64
+	buffer     []unsafe.Pointer
 	alerter    Alerter
 }