diff --git a/zeroize/src/aarch64.rs b/zeroize/src/aarch64.rs
index 07744d01..90de4af5 100644
--- a/zeroize/src/aarch64.rs
+++ b/zeroize/src/aarch64.rs
@@ -1,7 +1,6 @@
 //! [`Zeroize`] impls for ARM64 SIMD registers.
 //!
-//! Gated behind the `aarch64` feature: MSRV 1.59
-//! (the overall crate is MSRV 1.60)
+//! Gated behind the `aarch64` feature.
 
 use crate::{atomic_fence, volatile_write, Zeroize};
 
@@ -22,7 +21,6 @@ macro_rules! impl_zeroize_for_simd_register {
     };
 }
 
-// TODO(tarcieri): other NEON register types?
 impl_zeroize_for_simd_register! {
     uint8x8_t,
     uint8x16_t,
@@ -32,4 +30,22 @@ impl_zeroize_for_simd_register! {
     uint32x4_t,
     uint64x1_t,
     uint64x2_t,
+    int8x8_t,
+    int8x16_t,
+    int16x4_t,
+    int16x8_t,
+    int32x2_t,
+    int32x4_t,
+    int64x1_t,
+    int64x2_t,
+    float32x2_t,
+    float32x4_t,
+    float64x1_t,
+    float64x2_t,
+    poly8x8_t,
+    poly8x16_t,
+    poly16x4_t,
+    poly16x8_t,
+    poly64x1_t,
+    poly64x2_t,
 }