diff --git a/include/cglm/simd/arm.h b/include/cglm/simd/arm.h
index eb999f1..3e3bb22 100644
--- a/include/cglm/simd/arm.h
+++ b/include/cglm/simd/arm.h
@@ -63,10 +63,14 @@ static inline float32x4_t glmm_max(float32x4_t a, float32x4_t b) { return vmaxq_
 static inline
 float32x4_t
 glmm_vhadd(float32x4_t v) {
+#if CGLM_ARM64
   float32x4_t p;
   p = vpaddq_f32(v, v); /* [a+b, c+d, a+b, c+d] */
   return vpaddq_f32(p, p); /* [t, t, t, t] */;
-
+#else
+  return vaddq_f32(vaddq_f32(glmm_splat_x(v), glmm_splat_y(v)),
+                   vaddq_f32(glmm_splat_z(v), glmm_splat_w(v)));
+#endif
   /* TODO: measure speed of this compare to above */
   /* return vdupq_n_f32(vaddvq_f32(v)); */